Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline United Airlines

The cheapest airline(s) flying from Chicago to Ottawa is United Airlines.

  • United Airlines United Airlines
  • Porter Airlines Porter Airlines
  • Air Canada Air Canada
  • WestJet WestJet
  • Air Transat Air Transat
Cheapest Month March

Travel Period: January 2025 - December 2025

The cheapest month(s) to fly from Chicago to Ottawa is March.

  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
Cheapest Day of the Week Tuesday

The cheapest day(s) of the week to fly from Chicago to Ottawa is Tuesday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Mon, 2 Dec, 2024

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      • Availability
        • M
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      • 18:06 ORD
        21:24 YOW
        2Hrs, 18m Direct
      • ORDChicago O'Hare International Airport 18:06 - YOW 21:24 2h 18m Direct
      • ORDChicago O'Hare International Airport 18:06
      • YOWOttawa McDonald Cartier Intl Airport 21:24
      • 2h 18m
      • Direct
      • United Airlines (UA 3687)Embraer 175
      • United Airlines (UA 3687)
        • M
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        • F
        • S
        • S
      • Embraer 175
      • 13:55 ORD
        17:06 YOW
        2Hrs, 11m Direct
      • ORDChicago O'Hare International Airport 13:55 - YOW 17:06 2h 11m Direct
      • ORDChicago O'Hare International Airport 13:55
      • YOWOttawa McDonald Cartier Intl Airport 17:06
      • 2h 11m
      • Direct
      • United Airlines (UA 3409)Embraer 175
      • United Airlines (UA 3409)
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        • F
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        • S
      • Embraer 175
      • 18:28 ORD
        01:37 YOW
        6Hrs, 09m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 18:28 - YOW 01:37 6h 09m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 18:28
        YYZToronto Lester B Pearson Intl Airport 00:30
      • YYZToronto Lester B Pearson Intl Airport 21:25
        YOWOttawa McDonald Cartier Intl Airport 01:37
      • 6h 09m (3h 05m)
      • 1 Stop YYZ · Toronto 3h 05m
      • United Airlines (UA 265)Boeing 737 800
        Air Canada (AC 472)Airbus A220 300
      • United Airlines (UA 265)
        • -
        • -
        • -
        • -
        • F
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        • -
      • 18:28 ORD
        01:37 YOW
        6Hrs, 09m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 18:28 - YOW 01:37 6h 09m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 18:28
        YYZToronto Lester B Pearson Intl Airport 00:30
      • YYZToronto Lester B Pearson Intl Airport 21:25
        YOWOttawa McDonald Cartier Intl Airport 01:37
      • 6h 09m (3h 05m)
      • 1 Stop YYZ · Toronto 3h 05m
      • United Airlines (UA 265)Boeing 737 800
        Air Canada (AC 472)Boeing 737 Max 8 Passenger
      • United Airlines (UA 265)
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        • -
        • -
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      • 06:00 ORD
        13:20 YOW
        6Hrs, 20m 1 Stop (EWR)
      • ORDChicago O'Hare International Airport 06:00 - YOW 13:20 6h 20m 1 Stop (EWR) New York City
      • ORDChicago O'Hare International Airport 06:00
        EWRNewark Liberty International Airport 11:46
      • EWRNewark Liberty International Airport 09:11
        YOWOttawa McDonald Cartier Intl Airport 13:20
      • 6h 20m (2h 35m)
      • 1 Stop EWR · New York City 2h 35m
      • United Airlines (UA 2074)Boeing 737 900
        United Airlines (UA 4168)Canadair Regional Jet 550
      • United Airlines (UA 2074)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 06:00 ORD
        13:20 YOW
        6Hrs, 20m 1 Stop (EWR)
      • ORDChicago O'Hare International Airport 06:00 - YOW 13:20 6h 20m 1 Stop (EWR) New York City
      • ORDChicago O'Hare International Airport 06:00
        EWRNewark Liberty International Airport 11:46
      • EWRNewark Liberty International Airport 09:11
        YOWOttawa McDonald Cartier Intl Airport 13:20
      • 6h 20m (2h 35m)
      • 1 Stop EWR · New York City 2h 35m
      • United Airlines (UA 2074)Boeing 757 200 Series
        United Airlines (UA 4168)Canadair Regional Jet 550
      • United Airlines (UA 2074)
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        • F
        • -
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      • 07:05 ORD
        13:23 YOW
        5Hrs, 18m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 07:05 - YOW 13:23 5h 18m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 07:05
        YYZToronto Lester B Pearson Intl Airport 12:20
      • YYZToronto Lester B Pearson Intl Airport 09:58
        YOWOttawa McDonald Cartier Intl Airport 13:23
      • 5h 18m (2h 22m)
      • 1 Stop YYZ · Toronto 2h 22m
      • United Airlines (UA 5450)Embraer 175
        Air Canada (AC 452)Airbus
      • United Airlines (UA 5450)
        • -
        • -
        • -
        • -
        • F
        • -
        • S
      • 07:05 ORD
        13:23 YOW
        5Hrs, 18m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 07:05 - YOW 13:23 5h 18m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 07:05
        YYZToronto Lester B Pearson Intl Airport 12:20
      • YYZToronto Lester B Pearson Intl Airport 09:58
        YOWOttawa McDonald Cartier Intl Airport 13:23
      • 5h 18m (2h 22m)
      • 1 Stop YYZ · Toronto 2h 22m
      • United Airlines (UA 5450)Embraer 175
        Air Canada (AC 452)Airbus A220 300
      • United Airlines (UA 5450)
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        • -
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        • -
      • 07:10 ORD
        13:20 YOW
        5Hrs, 10m 1 Stop (EWR)
      • ORDChicago O'Hare International Airport 07:10 - YOW 13:20 5h 10m 1 Stop (EWR) New York City
      • ORDChicago O'Hare International Airport 07:10
        EWRNewark Liberty International Airport 11:46
      • EWRNewark Liberty International Airport 10:27
        YOWOttawa McDonald Cartier Intl Airport 13:20
      • 5h 10m (1h 19m)
      • 1 Stop EWR · New York City 1h 19m
      • United Airlines (UA 563)Boeing 757 200 Series
        United Airlines (UA 4168)Canadair Regional Jet 550
      • United Airlines (UA 563)
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        • S
      • 07:20 ORD
        15:03 YOW
        6Hrs, 43m 1 Stop (YUL)
      • ORDChicago O'Hare International Airport 07:20 - YOW 15:03 6h 43m 1 Stop (YUL) Montréal
      • ORDChicago O'Hare International Airport 07:20
        YULMontreal Pierre Elliott Trudeau Int Airport 14:15
      • YULMontreal Pierre Elliott Trudeau Int Airport 10:32
        YOWOttawa McDonald Cartier Intl Airport 15:03
      • 6h 43m (3h 43m)
      • 1 Stop YUL · Montréal 3h 43m
      • Air Canada (AC 8958)Embraer Emb 175
        Air Canada (AC 8005)Dehavilland Dash 8 400
      • Air Canada (AC 8958)
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        • S
      • 07:25 ORD
        14:35 YOW
        6Hrs, 10m 1 Stop (DCA)
      • ORDChicago O'Hare International Airport 07:25 - YOW 14:35 6h 10m 1 Stop (DCA) Washington
      • ORDChicago O'Hare International Airport 07:25
        DCAWashington Ronald Reagan National Airport 12:55
      • DCAWashington Ronald Reagan National Airport 10:27
        YOWOttawa McDonald Cartier Intl Airport 14:35
      • 6h 10m (2h 28m)
      • 1 Stop DCA · Washington 2h 28m
      • United Airlines (UA 1010)Boeing 737 700
        Air Canada (AC 8870)Canadair Regional
      • United Airlines (UA 1010)
        • M
        • -
        • -
        • -
        • F
        • -
        • -
      • 07:25 ORD
        14:35 YOW
        6Hrs, 10m 1 Stop (DCA)
      • ORDChicago O'Hare International Airport 07:25 - YOW 14:35 6h 10m 1 Stop (DCA) Washington
      • ORDChicago O'Hare International Airport 07:25
        DCAWashington Ronald Reagan National Airport 12:55
      • DCAWashington Ronald Reagan National Airport 10:27
        YOWOttawa McDonald Cartier Intl Airport 14:35
      • 6h 10m (2h 28m)
      • 1 Stop DCA · Washington 2h 28m
      • United Airlines (UA 1010)Airbus
        Air Canada (AC 8870)Canadair Regional
      • United Airlines (UA 1010)
        • -
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        • -
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        • -
        • -
        • S
      • 08:45 ORD
        14:29 YOW
        4Hrs, 44m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 08:45 - YOW 14:29 4h 44m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 08:45
        IADWashington Dulles International Airport 12:49
      • IADWashington Dulles International Airport 11:43
        YOWOttawa McDonald Cartier Intl Airport 14:29
      • 4h 44m (1h 06m)
      • 1 Stop IAD · Washington 1h 06m
      • United Airlines (UA 545)Airbus
        United Airlines (UA 4424)Canadair Regional Jet 550
      • United Airlines (UA 545)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 08:50 ORD
        14:29 YOW
        4Hrs, 39m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 08:50 - YOW 14:29 4h 39m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 08:50
        IADWashington Dulles International Airport 12:49
      • IADWashington Dulles International Airport 11:48
        YOWOttawa McDonald Cartier Intl Airport 14:29
      • 4h 39m (1h 01m)
      • 1 Stop IAD · Washington 1h 01m
      • United Airlines (UA 545)Boeing 737 700
        United Airlines (UA 4424)Canadair Regional Jet 550
      • United Airlines (UA 545)
        • M
        • -
        • -
        • -
        • F
        • -
        • -
      • 08:50 ORD
        14:29 YOW
        4Hrs, 39m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 08:50 - YOW 14:29 4h 39m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 08:50
        IADWashington Dulles International Airport 12:49
      • IADWashington Dulles International Airport 11:48
        YOWOttawa McDonald Cartier Intl Airport 14:29
      • 4h 39m (1h 01m)
      • 1 Stop IAD · Washington 1h 01m
      • United Airlines (UA 545)Airbus
        United Airlines (UA 4424)Canadair Regional Jet 550
      • United Airlines (UA 545)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 08:50 ORD
        14:29 YOW
        4Hrs, 39m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 08:50 - YOW 14:29 4h 39m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 08:50
        IADWashington Dulles International Airport 12:49
      • IADWashington Dulles International Airport 11:48
        YOWOttawa McDonald Cartier Intl Airport 14:29
      • 4h 39m (1h 01m)
      • 1 Stop IAD · Washington 1h 01m
      • United Airlines (UA 545)Airbus
        United Airlines (UA 4424)Canadair Regional Jet 550
      • United Airlines (UA 545)
        • -
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        • T
        • -
        • -
        • -
      • 09:03 ORD
        16:16 YOW
        6Hrs, 13m 1 Stop (EWR)
      • ORDChicago O'Hare International Airport 09:03 - YOW 16:16 6h 13m 1 Stop (EWR) New York City
      • ORDChicago O'Hare International Airport 09:03
        EWRNewark Liberty International Airport 14:40
      • EWRNewark Liberty International Airport 12:21
        YOWOttawa McDonald Cartier Intl Airport 16:16
      • 6h 13m (2h 19m)
      • 1 Stop EWR · New York City 2h 19m
      • United Airlines (UA 1213)Boeing 757 200 Series
        United Airlines (UA 3660)Embraer 175
      • United Airlines (UA 1213)
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        • S
      • 09:50 ORD
        15:12 YOW
        4Hrs, 22m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 15:12 4h 22m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 14:05
      • YYZToronto Lester B Pearson Intl Airport 12:31
        YOWOttawa McDonald Cartier Intl Airport 15:12
      • 4h 22m (1h 34m)
      • 1 Stop YYZ · Toronto 1h 34m
      • Air Canada (AC 502)Airbus A220 300
        Air Canada (AC 456)Airbus A220 300
      • Air Canada (AC 502)
        • M
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        • T
        • -
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        • -
      • 09:50 ORD
        15:12 YOW
        4Hrs, 22m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 15:12 4h 22m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 14:05
      • YYZToronto Lester B Pearson Intl Airport 12:31
        YOWOttawa McDonald Cartier Intl Airport 15:12
      • 4h 22m (1h 34m)
      • 1 Stop YYZ · Toronto 1h 34m
      • Air Canada (AC 502)Airbus
        Air Canada (AC 456)Airbus
      • Air Canada (AC 502)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 09:50 ORD
        15:12 YOW
        4Hrs, 22m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 15:12 4h 22m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 14:05
      • YYZToronto Lester B Pearson Intl Airport 12:30
        YOWOttawa McDonald Cartier Intl Airport 15:12
      • 4h 22m (1h 35m)
      • 1 Stop YYZ · Toronto 1h 35m
      • Air Canada (AC 8902)Embraer Emb 175
        Air Canada (AC 456)Airbus A220 300
      • Air Canada (AC 8902)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 09:50 ORD
        17:22 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 17:22 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 12:31
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 6h 32m (3h 44m)
      • 1 Stop YYZ · Toronto 3h 44m
      • Air Canada (AC 502)Airbus
        Air Canada (AC 460)Airbus
      • Air Canada (AC 502)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 09:50 ORD
        17:22 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 17:22 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 12:30
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 6h 32m (3h 45m)
      • 1 Stop YYZ · Toronto 3h 45m
      • Air Canada (AC 8902)Embraer Emb 175
        Air Canada (AC 460)Airbus
      • Air Canada (AC 8902)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 09:50 ORD
        17:22 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 09:50 - YOW 17:22 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 09:50
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 12:31
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 6h 32m (3h 44m)
      • 1 Stop YYZ · Toronto 3h 44m
      • Air Canada (AC 502)Airbus A220 300
        Air Canada (AC 460)Airbus A220 300
      • Air Canada (AC 502)
        • M
        • T
        • W
        • T
        • -
        • S
        • -
      • 10:53 ORD
        17:22 YOW
        5Hrs, 29m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 17:22 5h 29m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 5h 29m (2h 33m)
      • 1 Stop YYZ · Toronto 2h 33m
      • United Airlines (UA 567)Airbus
        Air Canada (AC 460)Airbus A220 300
      • United Airlines (UA 567)
        • M
        • -
        • W
        • T
        • -
        • S
        • -
      • 10:53 ORD
        17:22 YOW
        5Hrs, 29m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 17:22 5h 29m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 5h 29m (2h 33m)
      • 1 Stop YYZ · Toronto 2h 33m
      • United Airlines (UA 567)Airbus
        Air Canada (AC 460)Airbus
      • United Airlines (UA 567)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 10:53 ORD
        17:22 YOW
        5Hrs, 29m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 17:22 5h 29m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 5h 29m (2h 33m)
      • 1 Stop YYZ · Toronto 2h 33m
      • United Airlines (UA 567)Boeing 737 800
        Air Canada (AC 460)Airbus A220 300
      • United Airlines (UA 567)
        • -
        • T
        • -
        • -
        • -
        • -
        • -
      • 10:53 ORD
        17:22 YOW
        5Hrs, 29m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 17:22 5h 29m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 16:15
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 17:22
      • 5h 29m (2h 33m)
      • 1 Stop YYZ · Toronto 2h 33m
      • United Airlines (UA 567)Airbus
        Air Canada (AC 460)Airbus
      • United Airlines (UA 567)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 10:53 ORD
        18:12 YOW
        6Hrs, 19m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 18:12 6h 19m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 17:05
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 18:12
      • 6h 19m (3h 23m)
      • 1 Stop YYZ · Toronto 3h 23m
      • United Airlines (UA 567)Boeing 737 800
        Air Canada (AC 462)Airbus A220 300
      • United Airlines (UA 567)
        • -
        • T
        • -
        • -
        • -
        • -
        • -
      • 10:53 ORD
        18:12 YOW
        6Hrs, 19m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 10:53 - YOW 18:12 6h 19m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 10:53
        YYZToronto Lester B Pearson Intl Airport 17:05
      • YYZToronto Lester B Pearson Intl Airport 13:42
        YOWOttawa McDonald Cartier Intl Airport 18:12
      • 6h 19m (3h 23m)
      • 1 Stop YYZ · Toronto 3h 23m
      • United Airlines (UA 567)Airbus
        Air Canada (AC 462)Airbus A220 300
      • United Airlines (UA 567)
        • M
        • -
        • W
        • T
        • F
        • S
        • S
      • 11:15 MDW
        17:06 YOW
        4Hrs, 51m 1 Stop (YTZ)
      • MDWChicago Midway Airport 11:15 - YOW 17:06 4h 51m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 11:15
        YTZToronto City Centre Airport 16:10
      • YTZToronto City Centre Airport 13:57
        YOWOttawa McDonald Cartier Intl Airport 17:06
      • 4h 51m (2h 13m)
      • 1 Stop YTZ · Toronto 2h 13m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2265)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • -
        • T
        • -
        • -
        • F
        • -
        • -
      • 11:15 MDW
        18:31 YOW
        6Hrs, 16m 1 Stop (YTZ)
      • MDWChicago Midway Airport 11:15 - YOW 18:31 6h 16m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 11:15
        YTZToronto City Centre Airport 17:35
      • YTZToronto City Centre Airport 13:57
        YOWOttawa McDonald Cartier Intl Airport 18:31
      • 6h 16m (3h 38m)
      • 1 Stop YTZ · Toronto 3h 38m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2267)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • -
        • -
        • -
        • -
        • F
        • -
        • S
      • 11:25 MDW
        17:06 YOW
        4Hrs, 41m 1 Stop (YTZ)
      • MDWChicago Midway Airport 11:25 - YOW 17:06 4h 41m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 11:25
        YTZToronto City Centre Airport 16:10
      • YTZToronto City Centre Airport 14:07
        YOWOttawa McDonald Cartier Intl Airport 17:06
      • 4h 41m (2h 03m)
      • 1 Stop YTZ · Toronto 2h 03m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2265)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • -
        • -
        • -
        • T
        • -
        • S
        • -
      • 11:25 MDW
        18:31 YOW
        6Hrs, 06m 1 Stop (YTZ)
      • MDWChicago Midway Airport 11:25 - YOW 18:31 6h 06m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 11:25
        YTZToronto City Centre Airport 17:35
      • YTZToronto City Centre Airport 14:07
        YOWOttawa McDonald Cartier Intl Airport 18:31
      • 6h 06m (3h 28m)
      • 1 Stop YTZ · Toronto 3h 28m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2267)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • -
        • -
        • -
        • T
        • -
        • S
        • -
      • 11:35 ORD
        16:58 YOW
        4Hrs, 23m 1 Stop (YUL)
      • ORDChicago O'Hare International Airport 11:35 - YOW 16:58 4h 23m 1 Stop (YUL) Montréal
      • ORDChicago O'Hare International Airport 11:35
        YULMontreal Pierre Elliott Trudeau Int Airport 16:10
      • YULMontreal Pierre Elliott Trudeau Int Airport 14:47
        YOWOttawa McDonald Cartier Intl Airport 16:58
      • 4h 23m (1h 23m)
      • 1 Stop YUL · Montréal 1h 23m
      • Air Canada (AC 8960)Embraer Emb 175
        Air Canada (AC 8009)Dehavilland Dash 8 400
      • Air Canada (AC 8960)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 11:35 ORD
        18:58 YOW
        6Hrs, 23m 1 Stop (YUL)
      • ORDChicago O'Hare International Airport 11:35 - YOW 18:58 6h 23m 1 Stop (YUL) Montréal
      • ORDChicago O'Hare International Airport 11:35
        YULMontreal Pierre Elliott Trudeau Int Airport 18:10
      • YULMontreal Pierre Elliott Trudeau Int Airport 14:47
        YOWOttawa McDonald Cartier Intl Airport 18:58
      • 6h 23m (3h 23m)
      • 1 Stop YUL · Montréal 3h 23m
      • Air Canada (AC 8960)Embraer Emb 175
        Air Canada (AC 8013)Dehavilland Dash 8 400
      • Air Canada (AC 8960)
        • M
        • T
        • -
        • T
        • F
        • S
        • S
      • 12:05 MDW
        17:06 YOW
        4Hrs, 01m 1 Stop (YTZ)
      • MDWChicago Midway Airport 12:05 - YOW 17:06 4h 01m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 12:05
        YTZToronto City Centre Airport 16:10
      • YTZToronto City Centre Airport 14:47
        YOWOttawa McDonald Cartier Intl Airport 17:06
      • 4h 01m (1h 23m)
      • 1 Stop YTZ · Toronto 1h 23m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2265)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 12:05 MDW
        18:31 YOW
        5Hrs, 26m 1 Stop (YTZ)
      • MDWChicago Midway Airport 12:05 - YOW 18:31 5h 26m 1 Stop (YTZ) Toronto
      • MDWChicago Midway Airport 12:05
        YTZToronto City Centre Airport 17:35
      • YTZToronto City Centre Airport 14:47
        YOWOttawa McDonald Cartier Intl Airport 18:31
      • 5h 26m (2h 48m)
      • 1 Stop YTZ · Toronto 2h 48m
      • Porter Airlines (PD 2388)Dehavilland Dash 8 400
        Porter Airlines (PD 2267)Dehavilland Dash 8 400
      • Porter Airlines (PD 2388)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 12:51 ORD
        19:22 YOW
        5Hrs, 31m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 12:51 - YOW 19:22 5h 31m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 12:51
        YYZToronto Lester B Pearson Intl Airport 18:15
      • YYZToronto Lester B Pearson Intl Airport 15:45
        YOWOttawa McDonald Cartier Intl Airport 19:22
      • 5h 31m (2h 30m)
      • 1 Stop YYZ · Toronto 2h 30m
      • United Airlines (UA 3505)Embraer 175
        Air Canada (AC 464)Airbus
      • United Airlines (UA 3505)
        • M
        • T
        • -
        • T
        • F
        • -
        • -
      • 12:51 ORD
        19:22 YOW
        5Hrs, 31m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 12:51 - YOW 19:22 5h 31m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 12:51
        YYZToronto Lester B Pearson Intl Airport 18:15
      • YYZToronto Lester B Pearson Intl Airport 15:45
        YOWOttawa McDonald Cartier Intl Airport 19:22
      • 5h 31m (2h 30m)
      • 1 Stop YYZ · Toronto 2h 30m
      • United Airlines (UA 3505)Embraer 170
        Air Canada (AC 464)Airbus
      • United Airlines (UA 3505)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 12:51 ORD
        19:22 YOW
        5Hrs, 31m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 12:51 - YOW 19:22 5h 31m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 12:51
        YYZToronto Lester B Pearson Intl Airport 18:15
      • YYZToronto Lester B Pearson Intl Airport 15:45
        YOWOttawa McDonald Cartier Intl Airport 19:22
      • 5h 31m (2h 30m)
      • 1 Stop YYZ · Toronto 2h 30m
      • United Airlines (UA 3505)Embraer 175
        Air Canada (AC 464)Airbus
      • United Airlines (UA 3505)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 12:51 ORD
        19:22 YOW
        5Hrs, 31m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 12:51 - YOW 19:22 5h 31m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 12:51
        YYZToronto Lester B Pearson Intl Airport 18:15
      • YYZToronto Lester B Pearson Intl Airport 15:45
        YOWOttawa McDonald Cartier Intl Airport 19:22
      • 5h 31m (2h 30m)
      • 1 Stop YYZ · Toronto 2h 30m
      • United Airlines (UA 3505)Embraer 175
        Air Canada (AC 464)Airbus A220 300
      • United Airlines (UA 3505)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 13:15 ORD
        18:54 YOW
        4Hrs, 39m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 13:15 - YOW 18:54 4h 39m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 13:15
        IADWashington Dulles International Airport 17:10
      • IADWashington Dulles International Airport 16:13
        YOWOttawa McDonald Cartier Intl Airport 18:54
      • 4h 39m (57m)
      • 1 Stop IAD · Washington 57m
      • United Airlines (UA 1830)Airbus
        United Airlines (UA 4418)Canadair Regional Jet 550
      • United Airlines (UA 1830)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 13:15 ORD
        18:54 YOW
        4Hrs, 39m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 13:15 - YOW 18:54 4h 39m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 13:15
        IADWashington Dulles International Airport 17:10
      • IADWashington Dulles International Airport 16:13
        YOWOttawa McDonald Cartier Intl Airport 18:54
      • 4h 39m (57m)
      • 1 Stop IAD · Washington 57m
      • United Airlines (UA 1830)Airbus
        United Airlines (UA 4418)Canadair Regional Jet 550
      • United Airlines (UA 1830)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 13:20 ORD
        18:54 YOW
        4Hrs, 34m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 13:20 - YOW 18:54 4h 34m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 13:20
        IADWashington Dulles International Airport 17:10
      • IADWashington Dulles International Airport 16:18
        YOWOttawa McDonald Cartier Intl Airport 18:54
      • 4h 34m (52m)
      • 1 Stop IAD · Washington 52m
      • United Airlines (UA 1830)Airbus
        United Airlines (UA 4418)Canadair Regional Jet 550
      • United Airlines (UA 1830)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 13:20 ORD
        18:54 YOW
        4Hrs, 34m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 13:20 - YOW 18:54 4h 34m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 13:20
        IADWashington Dulles International Airport 17:10
      • IADWashington Dulles International Airport 16:18
        YOWOttawa McDonald Cartier Intl Airport 18:54
      • 4h 34m (52m)
      • 1 Stop IAD · Washington 52m
      • United Airlines (UA 1830)Airbus
        United Airlines (UA 4418)Canadair Regional Jet 550
      • United Airlines (UA 1830)
        • -
        • T
        • -
        • -
        • F
        • -
        • -
      • 13:22 ORD
        18:54 YOW
        4Hrs, 32m 1 Stop (IAD)
      • ORDChicago O'Hare International Airport 13:22 - YOW 18:54 4h 32m 1 Stop (IAD) Washington
      • ORDChicago O'Hare International Airport 13:22
        IADWashington Dulles International Airport 17:10
      • IADWashington Dulles International Airport 16:20
        YOWOttawa McDonald Cartier Intl Airport 18:54
      • 4h 32m (50m)
      • 1 Stop IAD · Washington 50m
      • United Airlines (UA 1830)Boeing 737 900
        United Airlines (UA 4418)Canadair Regional Jet 550
      • United Airlines (UA 1830)
        • -
        • -
        • W
        • -
        • -
        • -
        • S
      • 14:05 ORD
        19:22 YOW
        4Hrs, 17m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 14:05 - YOW 19:22 4h 17m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 14:05
        YYZToronto Lester B Pearson Intl Airport 18:15
      • YYZToronto Lester B Pearson Intl Airport 16:45
        YOWOttawa McDonald Cartier Intl Airport 19:22
      • 4h 17m (1h 30m)
      • 1 Stop YYZ · Toronto 1h 30m
      • Air Canada (AC 8904)Embraer Emb 175
        Air Canada (AC 464)Airbus A220 300
      • Air Canada (AC 8904)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 14:05 ORD
        21:37 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 14:05 - YOW 21:37 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 14:05
        YYZToronto Lester B Pearson Intl Airport 20:30
      • YYZToronto Lester B Pearson Intl Airport 16:46
        YOWOttawa McDonald Cartier Intl Airport 21:37
      • 6h 32m (3h 44m)
      • 1 Stop YYZ · Toronto 3h 44m
      • Air Canada (AC 504)Airbus A220 300
        Air Canada (AC 468)Boeing 737 Max 8 Passenger
      • Air Canada (AC 504)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 14:05 ORD
        21:37 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 14:05 - YOW 21:37 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 14:05
        YYZToronto Lester B Pearson Intl Airport 20:30
      • YYZToronto Lester B Pearson Intl Airport 16:46
        YOWOttawa McDonald Cartier Intl Airport 21:37
      • 6h 32m (3h 44m)
      • 1 Stop YYZ · Toronto 3h 44m
      • Air Canada (AC 504)Airbus A220 300
        Air Canada (AC 468)Airbus
      • Air Canada (AC 504)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 14:05 ORD
        21:37 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 14:05 - YOW 21:37 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 14:05
        YYZToronto Lester B Pearson Intl Airport 20:30
      • YYZToronto Lester B Pearson Intl Airport 16:46
        YOWOttawa McDonald Cartier Intl Airport 21:37
      • 6h 32m (3h 44m)
      • 1 Stop YYZ · Toronto 3h 44m
      • Air Canada (AC 504)Airbus A220 300
        Air Canada (AC 468)Airbus
      • Air Canada (AC 504)
        • -
        • T
        • W
        • -
        • F
        • -
        • S
      • 14:05 ORD
        21:37 YOW
        6Hrs, 32m 1 Stop (YYZ)
      • ORDChicago O'Hare International Airport 14:05 - YOW 21:37 6h 32m 1 Stop (YYZ) Toronto
      • ORDChicago O'Hare International Airport 14:05
        YYZToronto Lester B Pearson Intl Airport 20:30
      • YYZToronto Lester B Pearson Intl Airport 16:45
        YOWOttawa McDonald Cartier Intl Airport 21:37
      • 6h 32m (3h 45m)
      • 1 Stop YYZ · Toronto 3h 45m
      • Air Canada (AC 8904)Embraer Emb 175
        Air Canada (AC 468)Airbus
      • Air Canada (AC 8904)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 14:30 ORD
        22:01 YOW
        6Hrs, 31m 1 Stop (EWR)
      • ORDChicago O'Hare International Airport 14:30 - YOW 22:01 6h 31m 1 Stop (EWR) New York City
      • ORDChicago O'Hare International Airport 14:30
        EWRNewark Liberty International Airport 20:18
      • EWRNewark Liberty International Airport 17:47
        YOWOttawa McDonald Cartier Intl Airport 22:01
      • 6h 31m (2h 31m)
      • 1 Stop EWR · New York City 2h 31m
      • United Airlines (UA 2115)Boeing 757 200 Series
        United Airlines (UA 3506)Embraer 170
      • United Airlines (UA 2115)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
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      What’s the fastest flight time from Chicago to Ottawa?

      The fastest flight time for direct flights from Chicago to Ottawa is 2 hours 11 minutes. Check latest flight schedules & prices on Wego.

      How far is Ottawa from Chicago?

      The flight distance between Chicago and Ottawa is 1036km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 06:00. The last flight of the day departs at 18:06. See the full list of flight times on Wego.

      How many airlines offer direct flights from Chicago to Ottawa?

      There are 1 airlines that offer direct flights from Chicago to Ottawa. Find out the list of airlines on Wego.

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