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Flights from Ottawa (YOW) to Chicago (CHI) with Star Alliance

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*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in Chicago

Monday
broken clouds
24/03/2025
5°C
24/03/2025
broken clouds
Tuesday
overcast clouds
25/03/2025
7°C
25/03/2025
overcast clouds
Wednesday
light rain
26/03/2025
8°C
26/03/2025
light rain
Thursday
light rain
27/03/2025
13°C
27/03/2025
light rain
Friday
light rain
28/03/2025
14°C
28/03/2025
light rain
Saturday
light rain
29/03/2025
15°C
29/03/2025
light rain
Sunday
light rain
30/03/2025
11°C
30/03/2025
light rain
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Flight schedules from Ottawa to Chicago with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.
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MM/DD/YYYY
MM/DD/YYYY
  1. YOW06:25
    2h 34m
    No stops
    ORD07:59
    United Airlines

    Ottawa - Chicago

    United Airlines
  2. YOW11:25
    2h 31m
    No stops
    ORD12:56
    United Airlines

    Ottawa - Chicago

    United Airlines
  3. YOW17:00
    2h 41m
    No stops
    ORD18:41
    United Airlines

    Ottawa - Chicago

    United Airlines
  4. YOW11:35
    4h 16m
    1 Stop
    ORD14:51
    Air Canada

    Ottawa - Chicago

    Air Canada
  5. YOW16:00
    4h 37m
    1 Stop
    ORD19:37
    Air Canada

    Ottawa - Chicago

    Air Canada
  6. YOW08:25
    4h 44m
    1 Stop
    ORD12:09
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  7. YOW11:00
    4h 45m
    1 Stop
    ORD14:45
    Air Canada

    Ottawa - Chicago

    Air Canada
  8. YOW05:15
    4h 46m
    1 Stop
    ORD09:01
    Air Canada

    Ottawa - Chicago

    Air Canada
  9. YOW18:10
    4h 56m
    1 Stop
    ORD22:06
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  10. YOW19:30
    4h 59m
    1 Stop
    ORD23:29
    United Airlines

    Ottawa - Chicago

    United Airlines
  11. YOW14:45
    5h 0m
    1 Stop
    ORD18:45
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  12. YOW06:00
    5h 4m
    1 Stop
    ORD10:04
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  13. YOW17:50
    5h 10m
    1 Stop
    ORD22:00
    United Airlines

    Ottawa - Chicago

    United Airlines
  14. YOW09:45
    5h 28m
    1 Stop
    ORD14:13
    United Airlines

    Ottawa - Chicago

    United Airlines
  15. YOW14:10
    5h 29m
    1 Stop
    ORD18:39
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  16. YOW14:05
    5h 32m
    1 Stop
    ORD18:37
    United Airlines

    Ottawa - Chicago

    United Airlines
  17. YOW10:05
    5h 46m
    1 Stop
    ORD14:51
    Air Canada

    Ottawa - Chicago

    Air Canada
  18. YOW06:00
    5h 46m
    1 Stop
    ORD10:46
    United Airlines

    Ottawa - Chicago

    United Airlines
  19. YOW08:25
    5h 46m
    1 Stop
    ORD13:11
    Air Canada

    Ottawa - Chicago

    Air Canada
  20. YOW05:15
    5h 49m
    1 Stop
    ORD10:04
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  21. YOW11:35
    6h 0m
    1 Stop
    ORD16:35
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  22. YOW10:30
    6h 7m
    1 Stop
    ORD15:37
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  23. YOW05:45
    6h 9m
    1 Stop
    ORD10:54
    Air Canada

    Ottawa - Chicago

    Air Canada
  24. YOW14:45
    6h 10m
    1 Stop
    ORD19:55
    Air Canada

    Ottawa - Chicago

    Air Canada
  25. YOW15:11
    6h 14m
    1 Stop
    ORD20:25
    United Airlines

    Ottawa - Chicago

    United Airlines
  26. YOW17:50
    6h 19m
    1 Stop
    ORD23:09
    United Airlines

    Ottawa - Chicago

    United Airlines
  27. YOW06:45
    6h 24m
    1 Stop
    ORD12:09
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  28. YOW14:10
    6h 27m
    1 Stop
    ORD19:37
    Air Canada

    Ottawa - Chicago

    Air Canada
  29. YOW06:00
    6h 40m
    1 Stop
    ORD11:40
    United Airlines

    Ottawa - Chicago

    United Airlines
  30. YOW16:00
    7h 6m
    1 Stop
    ORD22:06
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  31. YOW06:00
    7h 9m
    1 Stop
    ORD12:09
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  32. YOW14:05
    7h 19m
    1 Stop
    ORD20:24
    United Airlines

    Ottawa - Chicago

    United Airlines
  33. YOW10:30
    7h 21m
    1 Stop
    ORD16:51
    Star Alliance

    Ottawa - Chicago

    Star Alliance
  34. YOW15:11
    7h 49m
    1 Stop
    ORD22:00
    United Airlines

    Ottawa - Chicago

    United Airlines
  35. YOW15:11
    7h 52m
    1 Stop
    ORD22:03
    United Airlines

    Ottawa - Chicago

    United Airlines
  36. YOW09:45
    8h 6m
    1 Stop
    ORD16:51
    United Airlines

    Ottawa - Chicago

    United Airlines
  37. YOW06:00
    8h 10m
    1 Stop
    ORD13:10
    United Airlines

    Ottawa - Chicago

    United Airlines
  38. YOW06:00
    8h 11m
    1 Stop
    ORD13:11
    United Airlines

    Ottawa - Chicago

    United Airlines