$71+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from USA to Ottawa with Cheapflights
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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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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 10, 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 10, 2026.
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/172:35 pm -
Nonstop1h 40m
Mon 9/212:10 pm -
Nonstop1h 35m
Deal found 8/7![Porter Airlines logo]()
$189
This FlightHub deal was found by Cheapflights users on 8/7. 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 9/12:35 pm -
Nonstop1h 40m
Tue 9/89:05 am -
Nonstop1h 35m
Deal found 8/7![Porter Airlines logo]()
$191
This Mytrip deal was found by Cheapflights users on 8/6. 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 9/106:00 am -
1 stop5h 30m
Mon 9/142:10 pm -
Nonstop1h 35m
Deal found 8/6![Multiple Airlines logo]()
$193
This FlightHub deal was found by Cheapflights users on 8/8. 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.
Thu 9/310:40 am -
Nonstop1h 40m
Tue 9/82:10 pm -
Nonstop1h 35m
Deal found 8/8![Porter Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/172:35 pm -
Nonstop1h 40m
Wed 9/302:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/102:35 pm -
Nonstop1h 40m
Mon 9/142:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$197
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/172:35 pm -
Nonstop1h 40m
Mon 9/216:00 am -
1 stop3h 30m
Deal found 8/7![Multiple Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/152:35 pm -
Nonstop1h 40m
Wed 9/162:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$201
This FlightHub deal was found by Cheapflights users on 8/6. 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 8/2510:40 am -
Nonstop1h 45m
Fri 10/162:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/82:35 pm -
Nonstop1h 40m
Tue 9/158:00 am -
1 stop3h 45m
Deal found 8/7![Porter Airlines logo]()
$206
This FlightHub deal was found by Cheapflights users on 8/7. 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 9/236:10 pm -
1 stop17h 17m
Thu 9/242:20 pm -
Nonstop1h 30m
Deal found 8/7![Porter Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/152:20 pm -
Nonstop1h 24m
Sun 9/202:20 pm -
Nonstop1h 30m
Deal found 8/7![Porter Airlines logo]()
$217
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 10, 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 10, 2026.
This FlightHub deal was found by Cheapflights users on 8/5. 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.
Thu 9/102:35 pm -
Nonstop1h 40m
Mon 9/142:10 pm -
Nonstop1h 35m
Deal found 8/5![Porter Airlines logo]()
$202
This Air Canada deal was found by Cheapflights users on 8/9. 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.
Sat 10/2410:00 am -
1 stop6h 32m
Sun 10/256:40 am -
1 stop5h 35m
Deal found 8/9![Air Canada logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/108:47 pm -
Nonstop1h 48m
Tue 9/155:57 pm -
Nonstop1h 39m
Deal found 8/5![United Airlines logo]()
$352
This Justfly.com deal was found by Cheapflights users on 8/10. 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 10/166:05 pm -
1 stop8h 30m
Tue 10/201:20 pm -
1 stop11h 45m
Deal found 8/10![WestJet logo]()
$371
This Mytrip deal was found by Cheapflights users on 8/6. 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 9/126:45 am -
2 stops19h 50m
Sat 9/196:15 pm -
3 stops30h 50m
Deal found 8/6![Multiple Airlines logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/174:30 pm -
1 stop5h 12m
Mon 9/213:30 pm -
1 stop5h 25m
Deal found 8/5![Porter Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 8/6. 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 9/182:30 pm -
2 stops9h 50m
Thu 9/246:55 am -
2 stops10h 18m
Deal found 8/6![Delta logo]()
$570
This Porter Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 10/162:35 pm -
Nonstop1h 45m
Tue 10/205:55 pm -
1 stop4h 05m
Deal found 8/6![Porter Airlines logo]()
$271
This Air Canada deal was found by Cheapflights users on 8/6. 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 10/186:45 am -
1 stop5h 21m
Deal found 8/6![Air Canada logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Fri 9/48:09 am -
1 stop5h 46m
Sun 9/68:40 am -
1 stop6h 40m
Deal found 8/8![American Airlines logo]()
$671
This Porter Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 8/293:55 pm -
Nonstop1h 28m
Wed 9/22:30 pm -
Nonstop1h 30m
Deal found 8/7![Porter Airlines logo]()
$281
This Justfly.com deal was found by Cheapflights users on 8/9. 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.
Tue 9/294:25 pm -
1 stop3h 37m
Mon 10/55:55 pm -
1 stop4h 05m
Deal found 8/9![Porter Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/96:05 pm -
1 stop8h 30m
Mon 10/127:20 am -
1 stop10h 25m
Deal found 8/8![WestJet logo]()
$395
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/57:05 am -
1 stop6h 54m
Sat 9/54:00 pm -
2 stops7h 59m
Deal found 8/6![United Airlines logo]()
$395
This Air Canada deal was found by Cheapflights users on 8/9. 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.
Sat 9/2612:55 pm -
Nonstop1h 32m
Tue 9/2910:40 am -
Nonstop1h 34m
Deal found 8/9![Air Canada logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/3012:10 pm -
2 stops14h 25m
Sun 11/17:00 am -
1 stop8h 34m
Deal found 8/6![Multiple Airlines logo]()
$414
This Porter Airlines deal was found by Cheapflights users on 8/6. 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.
Sun 9/202:20 pm -
Nonstop1h 24m
Sun 9/2710:40 am -
1 stop6h 45m
Deal found 8/6![Porter Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 10/259:52 pm -
1 stop18h 52m
Fri 10/308:00 am -
1 stop10h 32m
Deal found 8/10![Multiple Airlines logo]()
$423
This Air Canada deal was found by Cheapflights users on 8/7. 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 9/186:00 am -
1 stop4h 18m
Wed 9/306:00 am -
1 stop4h 20m
Deal found 8/7![Air Canada logo]()
$385
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/2712:35 pm -
Nonstop1h 42m
Sun 8/307:30 pm -
Nonstop1h 44m
Deal found 8/5![United Airlines logo]()
$438
This United deal was found by Cheapflights users on 8/5. 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.
Wed 9/306:30 am -
1 stop7h 29m
Wed 9/305:50 pm -
1 stop4h 00m
Deal found 8/5![Multiple Airlines logo]()
$425
This FlightHub deal was found by Cheapflights users on 8/7. 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.
Fri 9/44:55 pm -
2 stops28h 45m
Wed 9/96:15 pm -
2 stops20h 05m
Deal found 8/7![WestJet logo]()
$470
This Booking.com deal was found by Cheapflights users on 8/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:25 pm -
2 stops12h 00m
Wed 9/168:00 am -
2 stops8h 55m
Deal found 8/5![Porter Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 9/48:15 am -
Nonstop1h 41m
Fri 10/26:00 am -
Nonstop1h 43m
Deal found 8/5![United Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 8/6. 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 9/182:30 pm -
2 stops9h 50m
Sat 9/266:55 am -
2 stops11h 55m
Deal found 8/6![Delta logo]()
$570
This Air Canada deal was found by Cheapflights users on 8/7. 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 9/412:55 pm -
Nonstop1h 31m
Fri 9/1110:40 am -
Nonstop1h 34m
Deal found 8/7![Air Canada logo]()
$431
This Porter Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 8/252:35 pm -
Nonstop1h 45m
Wed 8/262:10 pm -
Nonstop1h 35m
Deal found 8/8![Porter Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 9/2510:40 pm -
1 stop10h 31m
Mon 9/287:30 pm -
Nonstop1h 44m
Deal found 8/5![United Airlines logo]()
$448
This United deal was found by Cheapflights users on 8/5. 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.
Tue 9/811:30 am -
1 stop5h 08m
Fri 9/1110:40 am -
Nonstop1h 34m
Deal found 8/5![Multiple Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 9/302:30 pm -
2 stops9h 50m
Mon 10/56:50 am -
2 stops12h 00m
Deal found 8/9![Delta logo]()
$570
Last-minute flights from USA to OttawaDiscover last-minute flight deals from USA to Ottawa. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Ottawa. Data last updated August 10, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/6. 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 8/2510:40 am -
Nonstop1h 45m
Fri 10/162:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$203
This FlightHub deal was found by Cheapflights users on 8/7. 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 9/12:35 pm -
Nonstop1h 40m
Tue 9/89:05 am -
Nonstop1h 35m
Deal found 8/7![Porter Airlines logo]()
$191
This FlightHub deal was found by Cheapflights users on 8/8. 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.
Thu 9/310:40 am -
Nonstop1h 40m
Tue 9/82:10 pm -
Nonstop1h 35m
Deal found 8/8![Porter Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/82:35 pm -
Nonstop1h 40m
Tue 9/158:00 am -
1 stop3h 45m
Deal found 8/7![Porter Airlines logo]()
$206
This Mytrip deal was found by Cheapflights users on 8/6. 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 9/106:00 am -
1 stop5h 30m
Mon 9/142:10 pm -
Nonstop1h 35m
Deal found 8/6![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/102:35 pm -
Nonstop1h 40m
Mon 9/142:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$197
This Justfly.com deal was found by Cheapflights users on 8/5. 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 9/102:35 pm -
Nonstop1h 40m
Tue 9/152:10 pm -
Nonstop1h 35m
Deal found 8/5![Porter Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/152:35 pm -
Nonstop1h 40m
Wed 9/162:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$201
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/172:35 pm -
Nonstop1h 40m
Mon 9/212:10 pm -
Nonstop1h 35m
Deal found 8/7![Porter Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/172:35 pm -
Nonstop1h 40m
Wed 9/302:10 pm -
Nonstop1h 35m
Deal found 8/6![Porter Airlines logo]()
$196
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/172:35 pm -
Nonstop1h 40m
Mon 9/216:00 am -
1 stop3h 30m
Deal found 8/7![Multiple Airlines logo]()
$198
This FlightHub deal was found by Cheapflights users on 8/7. 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 9/236:10 pm -
1 stop17h 17m
Thu 9/242:20 pm -
Nonstop1h 30m
Deal found 8/7![Porter Airlines logo]()
$214
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 10, 2026.
Search for one-way flight options from USA to Ottawa. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This iWofly deal was found by Cheapflights users on 8/7. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:35 pm -
Nonstop1h 40m
Deal found 8/7![Porter Airlines logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/7. 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
Deal found 8/7![Porter Airlines logo]()
$74
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/110:40 am -
Nonstop1h 40m
Deal found 8/7![Porter Airlines logo]()
$75
This FlightHub deal was found by Cheapflights users on 8/7. 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 9/222:35 pm -
Nonstop1h 40m
Deal found 8/7![Porter Airlines logo]()
$81
This Flightnetwork deal was found by Cheapflights users on 8/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm -
Nonstop1h 40m
Deal found 8/6![Porter Airlines logo]()
$83
This Trip.com deal was found by Cheapflights users on 8/6. 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 9/102:35 pm -
Nonstop1h 40m
Deal found 8/6![Porter Airlines logo]()
$85
This Flightnetwork deal was found by Cheapflights users on 8/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:25 am -
1 stop5h 02m
Deal found 8/6![Porter Airlines logo]()
$86
This Air Canada deal was found by Cheapflights users on 8/7. 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.
Tue 9/226:00 am -
1 stop3h 24m
Deal found 8/7![Air Canada logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 11/212:50 pm -
Nonstop1h 40m
Deal found 8/8![Porter Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 11/48:00 am -
1 stop3h 34m
Deal found 8/8![Porter Airlines logo]()
$90
This Trip.com deal was found by Cheapflights users on 8/7. 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 9/122:20 pm -
Nonstop1h 24m
Deal found 8/7![Porter Airlines logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 11/38:00 am -
1 stop3h 34m
Deal found 8/8![Porter Airlines logo]()
$91
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $189 (Trip.com) |
One-way from | $71 (iWofly) |
Popular in | October |
Cheapest in | March |
Average price | $310 |
Good round-trip deal | $101 or less |
Good one-way deal | $106 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 2,558,603 searches. Data last updated August 10, 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
Thu 9/10
2:35 pm-4:15 pm
Nonstop1h 40m
Ottawa
Mon 9/14
2:10 pm-3:45 pm
Nonstop1h 35m
$202
BostonOttawa
BOS Boston Logan Intl - YOW Ottawa
BOSYOW
Boston Logan Intl
Thu 9/17
4:30 pm-9:42 pm
1 stop5h 12m
Ottawa
Mon 9/21
3:30 pm-8:55 pm
1 stop5h 25m
$252
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Fri 10/16
2:35 pm-4:20 pm
Nonstop1h 45m
Ottawa
Tue 10/20
5:55 pm-10:00 pm
1 stop4h 05m
$271
Quickest round-trip
BostonOttawa
BOS Boston Logan Intl - YOW Ottawa
BOSYOW
Boston Logan Intl
Sat 8/29
3:55 pm-5:23 pm
Nonstop1h 28m
Ottawa
Wed 9/2
2:30 pm-4:00 pm
Nonstop1h 30m
$281
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Tue 9/29
4:25 pm-8:02 pm
1 stop3h 37m
Ottawa
Mon 10/5
5:55 pm-10:00 pm
1 stop4h 05m
$282
New YorkOttawa
LGA New York LaGuardia - YOW Ottawa
LGAYOW
New York LaGuardia
Sat 10/24
10:00 am-4:32 pm
1 stop6h 32m
Ottawa
Sun 10/25
6:40 am-12:15 pm
1 stop5h 35m
$309
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
6:45 am-12:06 pm
1 stop5h 21m
$309
BostonOttawa
BOS Boston Logan Intl - YOW Ottawa
BOSYOW
Boston Logan Intl
Sun 9/20
2:20 pm-3:44 pm
Nonstop1h 24m
Ottawa
Sun 9/27
10:40 am-5:25 pm
1 stop6h 45m
$310
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Thu 9/10
12:25 pm-12:25 am
2 stops12h 00m
Ottawa
Wed 9/16
8:00 am-4:55 pm
2 stops8h 55m
$326
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Tue 8/25
2:35 pm-4:20 pm
Nonstop1h 45m
Ottawa
Wed 8/26
2:10 pm-3:45 pm
Nonstop1h 35m
$329
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
BOS-YOW
LAX-YOW
DCA-YOW
LGA-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
BOS-YOW
LAX-YOW
DCA-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 $384). Flying from USA to Ottawa in July is currently the most expensive (average of $491). 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 10, 2026.
One of the essential ways to save on airfare from USA to Ottawa is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 22% on airfare.
How often are flights from the United States to Ottawa delayed?
About 20% of weekly flights between United States and Ottawa have experienced delays in the past year, with the average delay time being 144 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?
Friday 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. Saturday afternoons 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 10, 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
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
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
Find flights from USA to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
USA and Ottawa flights
Browse other USA and Ottawa flight options. Last updated on August 10, 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 10, 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 2,558,603 searches. Data last updated August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$541 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$129 | Average$395 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$145 | Average$396 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$173 | Average$400 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$186 | Average$520 | FlexibilityNo cancel fee | On-time67% |