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Ottawa International Airport to O'Hare International Airport flight

Explore the cheapest one-way and round-trip flights from Ottawa International Airport to O'Hare International Airport over the next 90 days, with one-way fares from DKK 1,231 and round-trip from DKK 2,444. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YOW 06:25
        2h 19m
        Direct
        ORD 07:44
        Ottawa - Chicago | Thu, Sep 17 | United Airlines
        ORD 13:55
        2h 21m
        Direct
        YOW 17:16
        Chicago - Ottawa | Wed, Sep 23 | United Airlines
        DKK 4,377 DKK 5,663
        23% off
        23% off
        DKK 5,663 DKK 4,377
      • YOW 06:25
        2h 19m
        Direct
        ORD 07:44
        Ottawa - Chicago | Fri, Oct 2 | United Airlines
        ORD 18:21
        2h 14m
        Direct
        YOW 21:35
        Chicago - Ottawa | Sun, Oct 4 | United Airlines
        DKK 4,643 DKK 5,663
        18% off
        18% off
        DKK 5,663 DKK 4,643
      • YOW 07:20
        10h 20m
        1 stop
        ORD 16:40
        Ottawa - Chicago | Fri, Oct 16 | WestJet
        ORD 17:30
        11h 5m
        1 stop
        YOW 05:35
        Chicago - Ottawa | Sun, Oct 18 | WestJet
        DKK 2,444 DKK 5,663
        56% off
        56% off
        DKK 5,663 DKK 2,444
      • YOW 06:55
        13h 53m
        1 stop
        ORD 19:48
        Ottawa - Chicago | Sat, Sep 26 | WestJet
        ORD 09:55
        6h 40m
        1 stop
        YOW 17:35
        Chicago - Ottawa | Sat, Oct 3 | Air Canada
        DKK 2,592
        54% off
        DKK 5,663 DKK 2,592
      • YOW 07:00
        6h 45m
        1 stop
        ORD 12:45
        Ottawa - Chicago | Thu, Sep 17 | American Airlines
        ORD 08:03
        5h 52m
        1 stop
        YOW 14:55
        Chicago - Ottawa | Wed, Sep 23 | American Airlines
        DKK 2,594
        54% off
        DKK 5,663 DKK 2,594
      • YOW 06:55
        7h 28m
        1 stop
        ORD 13:23
        Ottawa - Chicago | Fri, Oct 2 | WestJet
        MDW 15:20
        3h 42m
        1 stop
        YOW 20:02
        Chicago - Ottawa | Mon, Oct 5 | Porter Airlines
        DKK 2,606
        54% off
        DKK 5,663 DKK 2,606
      • YOW 06:50
        13h 58m
        1 stop
        ORD 19:48
        Ottawa - Chicago | Fri, Oct 23 | WestJet
        ORD 12:20
        4h 54m
        1 stop
        YOW 18:14
        Chicago - Ottawa | Thu, Oct 29 | Porter Airlines
        DKK 2,644
        53% off
        DKK 5,663 DKK 2,644
      • YOW 06:55
        13h 53m
        1 stop
        ORD 19:48
        Ottawa - Chicago | Thu, Sep 17 | WestJet
        ORD 08:03
        5h 52m
        1 stop
        YOW 14:55
        Chicago - Ottawa | Wed, Sep 23 | American Airlines
        DKK 2,690
        52% off
        DKK 5,663 DKK 2,690
      • YOW 07:00
        6h 45m
        1 stop
        ORD 12:45
        Ottawa - Chicago | Fri, Oct 2 | American Airlines
        MDW 15:20
        5h 22m
        1 stop
        YOW 21:42
        Chicago - Ottawa | Mon, Oct 5 | Porter Airlines
        DKK 2,697
        52% off
        DKK 5,663 DKK 2,697
      • YOW 06:55
        7h 28m
        1 stop
        ORD 13:23
        Ottawa - Chicago | Tue, Sep 29 | WestJet
        ORD 09:55
        6h 40m
        1 stop
        YOW 17:35
        Chicago - Ottawa | Sun, Oct 4 | Air Canada
        DKK 2,738
        52% off
        DKK 5,663 DKK 2,738
      • YOW 08:40
        5h 43m
        1 stop
        ORD 13:23
        Ottawa - Chicago | Thu, Sep 17 | Apg Airlines
        ORD 08:03
        5h 52m
        1 stop
        YOW 14:55
        Chicago - Ottawa | Wed, Sep 23 | American Airlines
        DKK 2,884
        49% off
        DKK 5,663 DKK 2,884
      • YOW 10:00
        5h 55m
        1 stop
        ORD 14:55
        Ottawa - Chicago | Fri, Oct 2 | Porter Airlines
        MDW 15:20
        3h 42m
        1 stop
        YOW 20:02
        Chicago - Ottawa | Mon, Oct 5 | Porter Airlines
        DKK 2,986
        47% off
        DKK 5,663 DKK 2,986
      • YOW 10:00
        5h 55m
        1 stop
        ORD 14:55
        Ottawa - Chicago | Fri, Oct 2 | Air Transat
        MDW 15:20
        5h 22m
        1 stop
        YOW 21:42
        Chicago - Ottawa | Mon, Oct 5 | Porter Airlines
        DKK 3,086
        46% off
        DKK 5,663 DKK 3,086
      • YOW 10:00
        5h 55m
        1 stop
        ORD 14:55
        Ottawa - Chicago | Fri, Oct 2 | Air Canada
        MDW 15:20
        3h 42m
        1 stop
        YOW 20:02
        Chicago - Ottawa | Mon, Oct 5 | Porter Airlines
        DKK 3,095
        45% off
        DKK 5,663 DKK 3,095
      • YOW 13:00
        17h 25m
        1 stop
        CHI 14:00
        Ottawa - Chicago | Fri, Sep 18 | Normal Airline
        CHI 15:00
        6h
        Direct
        YOW 16:00
        Chicago - Ottawa | Sun, Sep 20 | Normal Airline
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      • Cheapest nonstop
        YOW 17:20
        2h 26m
        Direct
        ORD 18:46
        Ottawa - Chicago | Thu, Sep 17 | United Airlines
        DKK 2,356 DKK 2,949
        20% off
        20% off
        DKK 2,949 DKK 2,356
      • YOW 17:20
        2h 26m
        Direct
        ORD 18:46
        Ottawa - Chicago | Sun, Oct 11 | United Airlines
        DKK 2,418 DKK 2,949
        18% off
        18% off
        DKK 2,949 DKK 2,418
      • YOW 14:10
        20h 13m
        1 stop
        ORD 09:23
        Ottawa - Chicago | Wed, Oct 28 | Apg Airlines
        DKK 1,231 DKK 2,949
        57% off
        57% off
        DKK 2,949 DKK 1,231
      • YOW 05:30
        13h 13m
        1 stop
        ORD 17:43
        Ottawa - Chicago | Wed, Oct 28 | WestJet
        DKK 1,241
        57% off
        DKK 2,949 DKK 1,241
      • YOW 07:00
        6h 45m
        1 stop
        ORD 12:45
        Ottawa - Chicago | Thu, Sep 17 | American Airlines
        DKK 1,578
        46% off
        DKK 2,949 DKK 1,578
      • YOW 08:40
        6h 40m
        1 stop
        ORD 14:20
        Ottawa - Chicago | Wed, Oct 14 | American Airlines
        DKK 1,605
        46% off
        DKK 2,949 DKK 1,605
      • YOW 08:40
        6h 40m
        1 stop
        ORD 14:20
        Ottawa - Chicago | Sat, Oct 17 | American Airlines
        DKK 1,626
        45% off
        DKK 2,949 DKK 1,626
      • YOW 06:55
        13h 53m
        1 stop
        ORD 19:48
        Ottawa - Chicago | Fri, Sep 25 | WestJet
        DKK 1,629
        45% off
        DKK 2,949 DKK 1,629
      • YOW 12:15
        6h 15m
        1 stop
        ORD 17:30
        Ottawa - Chicago | Thu, Oct 29 | Apg Airlines
        DKK 1,644
        44% off
        DKK 2,949 DKK 1,644
      • YOW 12:15
        6h 15m
        1 stop
        ORD 17:30
        Ottawa - Chicago | Tue, Oct 27 | Apg Airlines
        DKK 1,681
        43% off
        DKK 2,949 DKK 1,681
      • YOW 10:20
        8h 20m
        1 stop
        ORD 17:40
        Ottawa - Chicago | Wed, Oct 28 | Porter Airlines
        DKK 1,682
        43% off
        DKK 2,949 DKK 1,682
      • YOW 07:00
        6h 45m
        1 stop
        ORD 12:45
        Ottawa - Chicago | Thu, Oct 15 | American Airlines
        DKK 1,732
        41% off
        DKK 2,949 DKK 1,732
      • YOW 10:20
        8h 10m
        1 stop
        ORD 17:30
        Ottawa - Chicago | Thu, Oct 29 | Porter Airlines
        DKK 1,736
        41% off
        DKK 2,949 DKK 1,736
      • YOW 14:00
        24h 23m
        1 stop
        ORD 13:23
        Ottawa - Chicago | Wed, Sep 23 | Porter Airlines
        DKK 1,750
        41% off
        DKK 2,949 DKK 1,750
      • YOW 13:00
        17h 25m
        1 stop
        CHI 14:00
        Ottawa - Chicago | Fri, Sep 18 | Normal Airline
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Flight fares from Ottawa International Airport to O'Hare International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Which airline offers the cheapest flights from Ottawa International Airport to O'Hare International Airport?

The cheapest airline flying from Ottawa International Airport to O'Hare International Airport is Apg Airlines (from DKK 1,231) among 8 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Apg Airlines
From DKK 1,231
WestJet
From DKK 1,241
American Airlines
From DKK 1,578
Porter Airlines
From DKK 1,682
Air Transat
From DKK 1,836
Air Canada
From DKK 1,932
United Airlines
From DKK 2,083
Delta Air Lines
From DKK 2,522

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What is the flight schedule from Ottawa International Airport to O'Hare International Airport?

Check the schedule for flights from Ottawa to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA9159

    Ottawa International Airport

    08:40

    YOW

    1h 9m

    Direct

    09:49

    YYZ

    - - - W - - -
    Search

  2. AA3606

    Toronto Pearson International Airport

    13:15

    YYZ

    2h 5m

    Direct

    14:20

    ORD

    S M T W T F S

  3. AA9112

    Ottawa International Airport

    07:00

    YOW

    1h 9m

    Direct

    08:09

    YYZ

    S M T W T F S
    Search

  4. AA6488

    Toronto Pearson International Airport

    11:40

    YYZ

    2h 5m

    Direct

    12:45

    ORD

    S M T W T F S

  5. PD158

    Ottawa International Airport

    16:00

    YOW

    1h 9m

    Direct

    17:09

    YYZ

    S M T W T F S
    Search

  6. AC511

    Toronto Pearson International Airport

    20:00

    YYZ

    1h 58m

    Direct

    20:58

    ORD

    - M T W T F S

  7. WS589

    Ottawa International Airport

    18:25

    YOW

    1h 10m

    Direct

    19:35

    YYZ

    - M T W T F S
    Search

  8. AC8909

    Toronto Pearson International Airport

    16:00

    YYZ

    1h 58m

    Direct

    16:58

    ORD

    S M T W T F -

  9. WS893

    Ottawa International Airport

    06:55

    YOW

    1h 5m

    Direct

    08:00

    YYZ

    S M T W T F S
    Search

  10. AC511

    Toronto Pearson International Airport

    20:00

    YYZ

    1h 58m

    Direct

    20:58

    ORD

    - M T W T F S

  11. WS589

    Ottawa International Airport

    18:25

    YOW

    1h 10m

    Direct

    19:35

    YYZ

    - M T W T F S
    Search

  12. AC511

    Toronto Pearson International Airport

    20:00

    YYZ

    1h 58m

    Direct

    20:58

    ORD

    - M T W T F S

  13. PD2447

    Ottawa International Airport

    14:00

    YOW

    1h 5m

    Direct

    15:05

    YHM

    S M T W T F S
    Search

  14. AC507

    Toronto Pearson International Airport

    14:27

    YYZ

    1h 51m

    Direct

    15:18

    ORD

    S M T W T F S
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About Ottawa International Airport and O'Hare International Airport

Learn about Ottawa International Airport (YOW) and O'Hare International Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance1,051.93km
Cheapest one-way ticket priceDKK 1,231
Cheapest return ticket priceDKK 2,444

FAQs for Ottawa International Airport to O'Hare International Airport Flights

  • How long is the flight from Ottawa International Airport to O'Hare International Airport?

    Ottawa International Airport to O'Hare International Airport takes about 2 hours 18 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Ottawa International Airport (YOW) to O'Hare International Airport (ORD).
  • The earliest flight from Ottawa International Airport to O'Hare International Airport departs at 06:00, and the last departs at 17:20, with about 14 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Ottawa International Airport (YOW) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around DKK 4,270 in September, the most expensive month to book this route.
    • The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Chicago Midway International Airport to downtown is about 14km, by taxi about 30 minutes.
  • The closest airport to O'Hare International Airport (ORD) is Chicago Midway International Airport. The distance is around 25km.
  • United Airlines is a very popular airline operating an average of 97 flights per month.
  • Yes. United Airlines, Air Canada, Air New Zealand, All Nippon Airways and avianca operate direct flights from Ottawa International Airport to O'Hare International Airport, with an average flight time of 1 hour 15 minutes, and around 16 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Ottawa International Airport to O'Hare International Airport is DKK 2,253. Prices may vary depending on the departure date, airline, and availability.
  • Ottawa International Airport to O'Hare International Airport operates around 16 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Ottawa International Airport and O'Hare International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

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Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.