$114+ Cheap flights from the United States to Ottawa (YOW)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Find cheap flights from USA to Ottawa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from USA to Ottawa
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Cheapest flights from USA to OttawaExplore the most affordable flight options available from USA to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
Explore the most affordable flight options available from USA to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
This Super.com deal was found by Cheapflights users on 8/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:25 pm -
Nonstop1h 40m
Thu 11/1910:35 am -
Nonstop1h 35m
Deal found 8/27![Porter Airlines logo]()
$279
This Super.com deal was found by Cheapflights users on 8/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm -
Nonstop1h 40m
Wed 9/232:10 pm -
Nonstop1h 35m
Deal found 8/28![Porter Airlines logo]()
$284
This Super.com deal was found by Cheapflights users on 8/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:35 pm -
Nonstop1h 45m
Sun 10/2510:35 am -
Nonstop1h 35m
Deal found 8/26![Porter Airlines logo]()
$285
This Super.com deal was found by Cheapflights users on 8/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:50 pm -
Nonstop1h 40m
Mon 11/210:35 am -
Nonstop1h 35m
Deal found 8/26![Porter Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/242:35 pm -
Nonstop1h 45m
Thu 10/293:10 pm -
Nonstop1h 35m
Deal found 8/27![Porter Airlines logo]()
$287
This flugladen.de deal was found by Cheapflights users on 8/27. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:00 am -
1 stop6h 32m
Sun 10/259:55 am -
1 stop5h 45m
Deal found 8/27![Air Canada logo]()
$288
This Super.com deal was found by Cheapflights users on 8/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm -
Nonstop1h 40m
Thu 9/242:10 pm -
Nonstop1h 35m
Deal found 8/28![Porter Airlines logo]()
$289
This Super.com deal was found by Cheapflights users on 8/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm -
Nonstop1h 40m
Sat 9/262:10 pm -
Nonstop1h 35m
Deal found 8/26![Porter Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/182:35 pm -
Nonstop1h 40m
Wed 9/232:10 pm -
Nonstop1h 35m
Deal found 8/27![Porter Airlines logo]()
$293
This FlightHub deal was found by Cheapflights users on 8/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:55 am -
1 stop3h 57m
Tue 9/292:10 pm -
Nonstop1h 35m
Deal found 8/30![Porter Airlines logo]()
$294
This Air Canada deal was found by Cheapflights users on 8/26. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:55 am -
1 stop5h 22m
Mon 11/22:00 pm -
1 stop3h 35m
Deal found 8/26![Air Canada logo]()
$295
This Mytrip deal was found by Cheapflights users on 8/27. 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.
Thu 10/229:55 am -
1 stop5h 00m
Sun 10/2512:15 pm -
1 stop5h 20m
Deal found 8/27![Multiple Airlines logo]()
$298
Best flights from USA to OttawaDiscover carefully curated flight deals from USA to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from USA to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This Super.com deal was found by Cheapflights users on 8/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:35 pm -
Nonstop1h 45m
Sun 10/2510:35 am -
Nonstop1h 35m
Deal found 8/26![Porter Airlines logo]()
$285
This Air Canada deal was found by Cheapflights users on 8/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:00 am -
1 stop6h 32m
Sun 10/189:55 am -
1 stop5h 52m
Deal found 8/27![Air Canada logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 10/16:30 pm -
1 stop11h 05m
Sat 10/32:30 pm -
Nonstop1h 27m
Deal found 8/26![Multiple Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 8/30. 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 10/188:47 pm -
Nonstop1h 48m
Mon 10/193:10 pm -
Nonstop1h 39m
Deal found 8/30![United Airlines logo]()
$353
This Trip.com deal was found by Cheapflights users on 8/30. 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 10/85:30 pm -
1 stop11h 05m
Sun 10/117:20 am -
1 stop10h 20m
Deal found 8/30![WestJet logo]()
$412
This American Airlines deal was found by Cheapflights users on 8/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:59 pm -
1 stop5h 01m
Wed 10/217:00 am -
2 stops11h 27m
Deal found 8/30![American Airlines logo]()
$503
This Trip.com deal was found by Cheapflights users on 8/31. 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 10/163:50 pm -
1 stop5h 52m
Fri 10/2310:40 am -
1 stop4h 30m
Deal found 8/31![Porter Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:29 pm -
1 stop5h 15m
Mon 11/25:30 am -
2 stops8h 24m
Deal found 8/26![Delta logo]()
$653
This United Airlines deal was found by Cheapflights users on 8/26. 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 9/177:30 am -
Nonstop1h 41m
Mon 9/215:57 pm -
Nonstop1h 39m
Deal found 8/26![United Airlines logo]()
$353
This Air Canada deal was found by Cheapflights users on 8/31. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:55 am -
1 stop5h 22m
Thu 10/226:45 am -
1 stop5h 40m
Deal found 8/31![Air Canada logo]()
$364
This FlightHub deal was found by Cheapflights users on 8/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/309:40 am -
1 stop3h 34m
Fri 1/18:20 am -
1 stop5h 15m
Deal found 8/26![Porter Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 10/107:35 pm -
1 stop7h 00m
Sat 10/1710:00 am -
2 stops11h 45m
Deal found 8/26![Multiple Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 8/30. 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 9/308:47 pm -
Nonstop1h 48m
Sun 10/46:05 am -
Nonstop1h 32m
Deal found 8/30![United Airlines logo]()
$353
This Air Canada deal was found by Cheapflights users on 8/26. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:50 pm -
Nonstop1h 32m
Thu 10/810:35 am -
Nonstop1h 34m
Deal found 8/26![Air Canada logo]()
$377
This oojo deal was found by Cheapflights users on 8/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:35 pm -
1 stop7h 00m
Mon 10/265:15 pm -
1 stop24h 25m
Deal found 8/28![WestJet logo]()
$417
This United Airlines deal was found by Cheapflights users on 8/30. 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 10/187:30 am -
Nonstop1h 41m
Sun 10/186:01 pm -
Nonstop1h 39m
Deal found 8/30![United Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/252:35 pm -
Nonstop1h 40m
Sun 9/272:10 pm -
Nonstop1h 35m
Deal found 8/30![Porter Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/227:35 pm -
1 stop7h 00m
Mon 10/266:10 am -
2 stops31h 49m
Deal found 8/27![Multiple Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Mon 9/288:47 pm -
Nonstop1h 48m
Mon 10/56:01 pm -
Nonstop1h 39m
Deal found 8/31![United Airlines logo]()
$353
This lastminute.com deal was found by Cheapflights users on 8/31. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:35 pm -
2 stops13h 55m
Sat 10/36:15 pm -
2 stops18h 25m
Deal found 8/31![WestJet logo]()
$442
This Justfly.com deal was found by Cheapflights users on 8/26. 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.
Thu 10/13:55 pm -
Nonstop1h 28m
Sat 10/32:30 pm -
Nonstop1h 27m
Deal found 8/26![Porter Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/259:55 am -
1 stop5h 00m
Sun 9/276:25 pm -
1 stop14h 30m
Deal found 8/30![Multiple Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 8/30. 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 10/187:30 am -
Nonstop1h 41m
Sat 10/246:05 am -
Nonstop1h 32m
Deal found 8/30![United Airlines logo]()
$353
This Air Canada deal was found by Cheapflights users on 8/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:55 pm -
Nonstop1h 32m
Sat 9/2610:40 am -
Nonstop1h 34m
Deal found 8/27![Air Canada logo]()
$440
This Justfly.com deal was found by Cheapflights users on 8/30. 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.
Sat 10/107:35 pm -
1 stop7h 00m
Wed 10/146:55 am -
2 stops14h 50m
Deal found 8/30![WestJet logo]()
$467
This United Airlines deal was found by Cheapflights users on 8/29. 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 10/47:30 am -
Nonstop1h 41m
Sun 10/43:10 pm -
Nonstop1h 39m
Deal found 8/29![United Airlines logo]()
$353
This United deal was found by Cheapflights users on 8/27. 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.
Thu 9/175:15 pm -
Nonstop1h 40m
Tue 9/2212:15 pm -
1 stop4h 23m
Deal found 8/27![Multiple Airlines logo]()
$434
This Porter Airlines deal was found by Cheapflights users on 8/27. 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 9/1711:10 am -
1 stop6h 42m
Sun 9/202:20 pm -
Nonstop1h 30m
Deal found 8/27![Porter Airlines logo]()
$407
This Air Canada deal was found by Cheapflights users on 8/30. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop4h 18m
Tue 10/1310:35 am -
Nonstop1h 34m
Deal found 8/30![Air Canada logo]()
$448
This WestJet deal was found by Cheapflights users on 8/27. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:30 am -
2 stops10h 50m
Tue 10/275:30 am -
2 stops12h 10m
Deal found 8/27![WestJet logo]()
$487
Last-minute flights from USA to OttawaDiscover last-minute flight deals from USA to Ottawa. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Ottawa. Data last updated August 31, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/117:35 pm -
1 stop7h 00m
Mon 9/148:15 pm -
1 stop16h 25m
Deal found 8/28![WestJet logo]()
$317
This Trip.com deal was found by Cheapflights users on 8/27. 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 9/173:50 pm -
1 stop4h 12m
Mon 9/2110:40 am -
1 stop4h 30m
Deal found 8/27![Porter Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/182:35 pm -
Nonstop1h 40m
Wed 9/232:10 pm -
Nonstop1h 35m
Deal found 8/27![Porter Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/184:25 pm -
1 stop3h 37m
Sun 9/203:30 pm -
1 stop6h 15m
Deal found 8/27![Porter Airlines logo]()
$299
This Air Canada deal was found by Cheapflights users on 8/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:55 am -
1 stop5h 22m
Mon 9/2112:15 pm -
1 stop3h 32m
Deal found 8/27![Air Canada logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/192:35 pm -
Nonstop1h 40m
Mon 9/212:10 pm -
Nonstop1h 35m
Deal found 8/29![Porter Airlines logo]()
$296
This Mytrip deal was found by Cheapflights users on 8/29. 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.
Sat 9/197:55 am -
1 stop5h 22m
Mon 9/216:45 am -
1 stop5h 37m
Deal found 8/29![Air Canada logo]()
$306
This Super.com deal was found by Cheapflights users on 8/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm -
Nonstop1h 40m
Wed 9/232:10 pm -
Nonstop1h 35m
Deal found 8/28![Porter Airlines logo]()
$284
This Super.com deal was found by Cheapflights users on 8/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm -
Nonstop1h 40m
Thu 9/242:10 pm -
Nonstop1h 35m
Deal found 8/28![Porter Airlines logo]()
$289
This Super.com deal was found by Cheapflights users on 8/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm -
Nonstop1h 40m
Sat 9/262:10 pm -
Nonstop1h 35m
Deal found 8/26![Porter Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/252:35 pm -
Nonstop1h 40m
Fri 10/22:10 pm -
Nonstop1h 35m
Deal found 8/28![Porter Airlines logo]()
$292
This FlightHub deal was found by Cheapflights users on 8/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:55 am -
1 stop3h 57m
Tue 9/292:10 pm -
Nonstop1h 35m
Deal found 8/30![Porter Airlines logo]()
$294
One-way flights from USA to OttawaSearch for one-way flight options from USA to Ottawa. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from USA to Ottawa. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This Trip.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/276:30 pm -
1 stop11h 05m
Deal found 8/28![WestJet logo]()
$114
This Trip.com deal was found by Cheapflights users on 8/28. 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.
Tue 10/66:30 pm -
1 stop11h 05m
Deal found 8/28![WestJet logo]()
$125
This Cheapflightsfares deal was found by Cheapflights users on 8/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:00 am -
1 stop5h 14m
Deal found 8/27![Porter Airlines logo]()
$126
This Air Canada deal was found by Cheapflights users on 8/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:55 pm -
1 stop3h 37m
Deal found 8/27![Air Canada logo]()
$127
This FlightHub deal was found by Cheapflights users on 8/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:35 pm -
1 stop7h 00m
Deal found 8/27![WestJet logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/275:25 pm -
Nonstop1h 40m
Deal found 8/27![Porter Airlines logo]()
$130
This Air Canada deal was found by Cheapflights users on 8/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:00 am -
1 stop6h 32m
Deal found 8/27![Air Canada logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:35 pm -
Nonstop1h 40m
Deal found 8/28![Porter Airlines logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 8/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm -
Nonstop1h 40m
Deal found 8/27![Porter Airlines logo]()
$133
This Air Canada deal was found by Cheapflights users on 8/26. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:30 am -
1 stop4h 03m
Deal found 8/26![Air Canada logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/96:30 pm -
1 stop11h 05m
Deal found 8/27![WestJet logo]()
$133
This Cheapflightsfares deal was found by Cheapflights users on 8/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:25 am -
1 stop5h 02m
Deal found 8/26![Porter Airlines logo]()
$134
Find flight deals from USA to Ottawa
Keep the following information in mind while searching for USA to Ottawa flight deals. Data was last updated August 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $279 (Super.com) |
One-way from | $114 (Trip.com) |
Popular in | October |
Cheapest in | March |
Average price | $321 |
Good round-trip deal | $98 or less |
Good one-way deal | $126 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from USA 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 August 31, 2026.
Use the filters below to find and compare flights from the United States to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Sat 10/24
2:35 pm-4:20 pm
Nonstop1h 45m
Ottawa
Sun 10/25
10:35 am-12:10 pm
Nonstop1h 35m
$285
New YorkOttawa
LGA New York LaGuardia - YOW Ottawa
LGAYOW
New York LaGuardia
Fri 10/16
10:00 am-4:32 pm
1 stop6h 32m
Ottawa
Sun 10/18
9:55 am-3:47 pm
1 stop5h 52m
$312
Washington, D.C.Ottawa
IAD Washington, D.C. Dulles Intl - YOW Ottawa
IADYOW
Washington, D.C. Dulles Intl
Fri 10/16
3:50 pm-9:42 pm
1 stop5h 52m
Ottawa
Fri 10/23
10:40 am-3:10 pm
1 stop4h 30m
$319
BostonOttawa
BOS Boston Logan Intl - YOW Ottawa
BOSYOW
Boston Logan Intl
Thu 10/1
6:30 pm-5:35 am
1 stop11h 05m
Ottawa
Sat 10/3
2:30 pm-3:57 pm
Nonstop1h 27m
$326
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Wed 12/30
9:40 am-1:14 pm
1 stop3h 34m
Ottawa
Fri 1/1
8:20 am-1:35 pm
1 stop5h 15m
$339
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Sun 10/18
8:47 pm-10:35 pm
Nonstop1h 48m
Ottawa
Mon 10/19
3:10 pm-4:49 pm
Nonstop1h 39m
$353
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Thu 9/17
7:30 am-9:11 am
Nonstop1h 41m
Ottawa
Mon 9/21
5:57 pm-7:36 pm
Nonstop1h 39m
$353
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Wed 9/30
8:47 pm-10:35 pm
Nonstop1h 48m
Ottawa
Sun 10/4
6:05 am-7:37 am
Nonstop1h 32m
$353
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Sun 10/18
7:30 am-9:11 am
Nonstop1h 41m
Ottawa
Sun 10/18
6:01 pm-7:40 pm
Nonstop1h 39m
$353
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Mon 9/28
8:47 pm-10:35 pm
Nonstop1h 48m
Ottawa
Mon 10/5
6:01 pm-7:40 pm
Nonstop1h 39m
$353
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from USA to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from USA with our price prediction graph.
EWR-YOW
LGA-YOW
IAD-YOW
SEA-YOW
BOS-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 the United States to Ottawa
US0-YOW
EWR-YOW
LGA-YOW
IAD-YOW
SEA-YOW
What is the cheapest month to book a flight from USA to Ottawa?
Currently, February is the cheapest month in which you can book a flight from USA to Ottawa (average of $388). Flying from USA to Ottawa in September is currently the most expensive (average of $515). 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 US to YOW?
Find hourly flight availability from USA 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 August 31, 2026.
One of the essential ways to save on airfare from USA to Ottawa is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 23% on airfare.
How often are flights from the United States to Ottawa delayed?
About 19% of weekly flights between United States 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 the United States to Ottawa flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on the United States to Ottawa flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.
How far ahead should I book a flight from USA to Ottawa?
The best time to book flights from USA to Ottawa is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from USA to Ottawa?
Use this chart to determine the cheapest time to fly round-trip from USA to Ottawa. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their USA to Ottawa flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for theUnited States to Ottawa flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Ottawa trip
Our travel experts
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 August 31, 2026.
See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from the United States to Ottawa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Related info for your journey
Find useful and relevant information for your journey from USA to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
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Complete your trip
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Search flights from USA to Ottawa by cabin class
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USA and Ottawa flights
Browse other USA and Ottawa flight options. Last updated on August 31, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
USA to Ottawa flights
Consider these flights traveling from USA to Ottawa.
Top 5 airlines flying from USA to Ottawa
Discover the top 5 airlines that operate flights from USA 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 August 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$559 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$136 | Average$405 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$145 | Average$427 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$173 | Average$399 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$186 | Average$587 | FlexibilityNo cancel fee | On-time67% |