$169+ Cheap flights from O'Hare Intl (ORD) to Ottawa (YOW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to OttawaExplore the most affordable flight options available from O'Hare Intl to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from O'Hare Intl to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:35 pm -
2 stops17h 57m
Thu 11/197:05 am -
1 stop9h 32m
Deal found 10/21![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:55 am -
1 stop8h 29m
Thu 11/197:05 am -
1 stop9h 32m
Deal found 10/21![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop6h 52m
Thu 11/197:05 am -
1 stop9h 32m
Deal found 10/21![Multiple Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:20 pm -
1 stop12h 38m
Sat 12/123:15 pm -
2 stops17h 05m
Deal found 10/21![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:15 pm -
1 stop4h 57m
Thu 11/197:05 am -
1 stop9h 32m
Deal found 10/21![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:20 pm -
1 stop16h 13m
Mon 12/73:15 pm -
2 stops24h 15m
Deal found 10/20![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:55 am -
1 stop8h 29m
Sun 11/1512:15 pm -
1 stop6h 25m
Deal found 10/21![Multiple Airlines logo]()
$422
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:37 pm -
2 stops14h 55m
Thu 12/178:25 am -
1 stop4h 10m
Deal found 10/20![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:20 pm -
1 stop12h 38m
Sat 12/1212:40 pm -
1 stop6h 00m
Deal found 10/21![Porter Airlines logo]()
$427
This Trip.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:15 pm -
1 stop4h 57m
Sat 11/1412:40 pm -
1 stop6h 00m
Deal found 10/16![Porter Airlines logo]()
$432
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop6h 52m
Mon 11/168:25 am -
1 stop4h 10m
Deal found 10/20![Porter Airlines logo]()
$433
Best flights from O'Hare Intl to OttawaDiscover carefully curated flight deals from O'Hare Intl to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from O'Hare Intl to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:20 pm -
1 stop6h 49m
Sun 11/18:25 am -
1 stop4h 10m
Deal found 10/21![Porter Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:00 am -
1 stop14h 56m
Tue 1/56:00 am -
1 stop13h 38m
Deal found 10/17![United Airlines logo]()
$898
This United deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:56 am -
1 stop9h 00m
Wed 11/114:46 pm -
Nonstop2h 44m
Deal found 10/16![Multiple Airlines logo]()
$984
This Air Transat deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2712:15 pm -
1 stop4h 58m
Sun 1/312:40 pm -
1 stop6h 00m
Deal found 10/17![Air Transat logo]()
$1,028
This Porter Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:15 pm -
1 stop4h 57m
Tue 11/108:25 am -
1 stop4h 10m
Deal found 10/21![Porter Airlines logo]()
$869
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:57 am -
Nonstop2h 12m
Sat 11/143:10 pm -
1 stop9h 51m
Deal found 10/20![United Airlines logo]()
$940
This Porter Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:15 pm -
1 stop4h 57m
Fri 11/138:25 am -
1 stop4h 10m
Deal found 10/21![Porter Airlines logo]()
$876
This United deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:56 am -
1 stop9h 00m
Fri 11/136:15 am -
Nonstop2h 45m
Deal found 10/16![Multiple Airlines logo]()
$994
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:57 am -
Nonstop2h 12m
Sat 11/143:10 pm -
1 stop9h 51m
Deal found 10/20![United Airlines logo]()
$940
This Porter Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:15 pm -
1 stop6h 52m
Tue 11/108:25 am -
1 stop4h 10m
Deal found 10/21![Porter Airlines logo]()
$1,015
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
1 stop5h 11m
Sun 11/86:00 am -
1 stop8h 09m
Deal found 10/21![United Airlines logo]()
$1,020
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:58 pm -
Nonstop2h 18m
Mon 12/74:36 pm -
Nonstop2h 44m
Deal found 10/20![United Airlines logo]()
$1,030
Last-minute flights from O'Hare Intl to OttawaDiscover last-minute flight deals from O'Hare Intl to Ottawa. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Ottawa. Data last updated October 21, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:15 pm -
1 stop4h 57m
Sat 11/1412:40 pm -
1 stop6h 00m
Deal found 10/16![Porter Airlines logo]()
$432
This Trip.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:15 pm -
1 stop4h 57m
Fri 11/138:25 am -
1 stop4h 10m
Deal found 10/16![Porter Airlines logo]()
$443
This Trip.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:15 pm -
1 stop6h 52m
Sat 11/1412:40 pm -
1 stop6h 00m
Deal found 10/16![Porter Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:15 pm -
1 stop4h 57m
Wed 11/118:00 am -
2 stops26h 00m
Deal found 10/20![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:15 pm -
1 stop4h 57m
Thu 11/128:25 am -
1 stop4h 10m
Deal found 10/19![Porter Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:55 am -
1 stop8h 29m
Wed 11/1810:30 am -
2 stops23h 30m
Deal found 10/20![Multiple Airlines logo]()
$451
This Justfly.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:15 pm -
1 stop4h 57m
Mon 11/168:25 am -
1 stop4h 10m
Deal found 10/18![Porter Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop6h 52m
Mon 11/168:25 am -
1 stop4h 10m
Deal found 10/20![Porter Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop6h 52m
Sun 11/158:25 am -
1 stop4h 10m
Deal found 10/20![Porter Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop6h 52m
Wed 11/188:00 am -
2 stops11h 30m
Deal found 10/20![Multiple Airlines logo]()
$462
One-way flights from O'Hare Intl to OttawaSearch for one-way flight options from O'Hare Intl to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from O'Hare Intl to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/94:00 pm -
2 stops26h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:37 pm -
2 stops38h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:20 pm -
1 stop12h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Porter Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/54:00 pm -
2 stops21h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1410:38 am -
3 stops30h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:00 am -
2 stops15h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:20 pm -
1 stop12h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Porter Airlines logo]()
$200
This Trip.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:15 pm -
1 stop4h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Porter Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:15 pm -
1 stop4h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Porter Airlines logo]()
$204
This deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:15 pm -
1 stop4h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Porter Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/139:34 pm -
3 stops43h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$206
Find flight deals from O'Hare Intl to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $367 (Kiwi.com) |
One-way from | $169 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $943 |
Good round-trip deal | $926 or less |
Good one-way deal | $341 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Wed 12/9
4:00 pm-7:17 pm
2 stops26h 17m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$169
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 12/3
12:15 pm-6:13 pm
1 stop4h 58m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$203
Quickest round-trip
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Sun 11/8
12:15 pm-6:12 pm
1 stop4h 57m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$205
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Sun 12/13
12:15 pm-6:13 pm
1 stop4h 58m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$216
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Mon 11/9
12:15 pm-6:12 pm
1 stop4h 57m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$218
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 12/3
10:37 pm-11:45 pm
2 stops24h 08m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$244
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Sun 12/13
10:37 pm-2:48 pm
2 stops15h 11m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$246
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Mon 11/9
10:19 am-10:02 pm
3 stops34h 43m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$299
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Wed 12/30
12:15 pm-4:38 pm
1 stop27h 23m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$339
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Mon 11/2
8:30 pm-5:24 pm
3 stops43h 54m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$363
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Ottawa
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Ottawa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from O'Hare Intl with our price prediction graph.
ORD-YOW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Ottawa
Prices
Delays
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ottawa?
Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of $601). Flying from Chicago O'Hare Intl Airport to Ottawa in March is currently the most expensive (average of $1,145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to YOW?
Find hourly flight availability from O'Hare Intl to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2026.
When flying from Chicago O'Hare Intl Airport to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Chicago to Ottawa delayed?
About 18% of weekly flights between Chicago and Ottawa have experienced delays in the past year, with the average delay time being 145 minutes.
What is the most punctual flight time for Chicago to Ottawa flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Ottawa flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
Reviews of airlines servicing Ottawa
Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated October 21, 2026.
Read reviews from past customers who have flown United Airlines and Air Canada from Chicago O'Hare Intl Airport to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
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Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
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O'Hare Intl and Ottawa flights
Browse other O'Hare Intl and Ottawa flight options. Last updated on October 21, 2026.
Other flights from O'Hare Intl
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Top 2 airlines flying from O'Hare Intl to Ottawa
Discover the top 2 airlines that operate flights from O'Hare Intl to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$437 | Average$804 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$440 | Average$926 | FlexibilityNo cancel fee | On-time67% |