$144+ Cheap flights from St. Louis (STL) to Canada
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Aug 25 — Sep 11
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Canada with Cheapflights
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Cheapest flights from St. Louis to CanadaExplore the most affordable flight options available from St. Louis to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.
Explore the most affordable flight options available from St. Louis to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/246:17 pm
STL
- YYC
1 stop28h 33m
Multiple Airlines
Mon 8/317:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 10/52:29 pm
STL
- YYC
1 stop8h 21m
Multiple Airlines
Mon 10/1212:20 am
YYC
- STL
1 stop8h 20m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/2010:35 am
STL
- YYC
1 stop25h 25m
Multiple Airlines
Fri 10/2312:20 am
YYC
- STL
1 stop8h 20m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Tue 9/298:00 am
STL
- YVR
1 stop16h 26m
United Airlines
Sat 10/312:10 pm
YVR
- STL
1 stop8h 20m
United Airlines
Deal found 7/24![United Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 10/810:35 am
STL
- YYC
1 stop25h 25m
Multiple Airlines
Tue 11/312:30 am
YYC
- STL
1 stop8h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/316:17 pm
STL
- YYC
1 stop28h 33m
Multiple Airlines
Sun 9/68:45 am
YYC
- STL
1 stop9h 28m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 7/25. 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.
Tue 11/176:20 am
STL
- YVR
1 stop9h 02m
Delta
Thu 12/32:17 pm
YVR
- STL
1 stop8h 13m
Delta
Deal found 7/25![Delta logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 9/1010:35 am
STL
- YYC
1 stop25h 25m
Multiple Airlines
Mon 9/148:45 am
YYC
- STL
1 stop9h 30m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/286:17 pm
STL
- YYC
1 stop17h 43m
Multiple Airlines
Mon 8/317:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/145:30 pm
STL
- YVR
1 stop6h 55m
United Airlines
Wed 8/267:00 am
YVR
- STL
2 stops11h 46m
United Airlines
Deal found 7/25![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 9/55:00 am
STL
- YYZ
1 stop8h 33m
American Airlines
Sat 9/123:13 pm
YYZ
- STL
1 stop10h 14m
American Airlines
Deal found 7/23![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 9/177:27 am
STL
- YYZ
1 stop9h 17m
American Airlines
Mon 9/216:30 am
YYZ
- STL
1 stop7h 46m
American Airlines
Deal found 7/24![American Airlines logo]()
$365
Best flights from St. Louis to CanadaDiscover carefully curated flight deals from St. Louis to Canada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
Discover carefully curated flight deals from St. Louis to Canada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Tue 9/298:00 am
STL
- YVR
1 stop16h 26m
United Airlines
Sat 10/312:10 pm
YVR
- STL
1 stop8h 20m
United Airlines
Deal found 7/25![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 7/23. 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.
Sat 11/146:30 am
STL
- YVR
1 stop8h 54m
Delta
Mon 12/141:15 pm
YVR
- STL
1 stop9h 21m
Delta
Deal found 7/23![Delta logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 8/306:17 pm
STL
- YYC
2 stops21h 58m
Multiple Airlines
Fri 9/47:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$370
This FlightHub deal was found by Cheapflights users on 7/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
STL
- YYC
1 stop16h 50m
WestJet
Mon 8/2412:20 am
YYC
- STL
1 stop17h 07m
WestJet
Deal found 7/20![WestJet logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 11/231:20 pm
STL
- YQB
2 stops22h 32m
American Airlines
Fri 12/42:00 pm
YQB
- STL
2 stops21h 51m
American Airlines
Deal found 7/25![American Airlines logo]()
$589
This Flightnetwork deal was found by Cheapflights users on 7/21. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:10 pm
STL
- YUL
Nonstop2h 31m
Air Canada
Sun 9/279:10 am
YUL
- STL
1 stop5h 50m
Air Canada
Deal found 7/21![Air Canada logo]()
$612
This Delta deal was found by Cheapflights users on 7/23. 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.
Mon 8/173:50 pm
STL
- YVR
1 stop6h 42m
Delta
Tue 8/256:45 am
YVR
- STL
1 stop10h 10m
Delta
Deal found 7/23![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/25. 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 11/141:40 pm
STL
- YVR
1 stop7h 24m
United Airlines
Mon 12/149:35 am
YVR
- STL
1 stop4h 51m
United Airlines
Deal found 7/25![United Airlines logo]()
$338
This Travelocity deal was found by Cheapflights users on 7/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:08 pm
STL
- YEG
2 stops17h 43m
Alaska Airlines
Thu 8/275:47 pm
YEG
- STL
2 stops22h 23m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$680
This United Airlines deal was found by Cheapflights users on 7/25. 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 11/228:50 am
STL
- YVR
1 stop8h 09m
United Airlines
Tue 12/19:35 am
YVR
- STL
1 stop4h 51m
United Airlines
Deal found 7/25![United Airlines logo]()
$338
This Justfly.com deal was found by Cheapflights users on 7/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:40 am
STL
- YYC
1 stop7h 30m
WestJet
Wed 9/1610:15 am
YYC
- STL
1 stop12h 01m
WestJet
Deal found 7/21![WestJet logo]()
$411
This United deal was found by Cheapflights users on 7/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:50 am
STL
- YVR
1 stop15h 35m
Multiple Airlines
Wed 9/161:25 am
YVR
- STL
1 stop10h 35m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/145:30 pm
STL
- YVR
1 stop6h 55m
United Airlines
Wed 8/267:00 am
YVR
- STL
2 stops11h 46m
United Airlines
Deal found 7/25![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/66:30 am
STL
- YVR
1 stop8h 54m
Delta
Wed 1/131:15 pm
YVR
- STL
1 stop8h 03m
Delta
Deal found 7/21![Delta logo]()
$422
This FlightHub deal was found by Cheapflights users on 7/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:29 am
STL
- YHZ
1 stop8h 41m
WestJet
Tue 9/293:30 pm
YHZ
- STL
1 stop7h 05m
WestJet
Deal found 7/21![WestJet logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/46:30 am
STL
- YHZ
1 stop12h 40m
WestJet
Fri 9/113:30 pm
YHZ
- STL
1 stop25h 44m
WestJet
Deal found 7/23![WestJet logo]()
$441
This Delta deal was found by Cheapflights users on 7/23. 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 9/2311:21 am
STL
- YVR
1 stop11h 05m
Delta
Tue 9/295:45 pm
YVR
- STL
2 stops14h 46m
Delta
Deal found 7/23![Delta logo]()
$448
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sat 9/124:40 pm
STL
- YVR
1 stop8h 16m
United Airlines
Tue 9/223:15 pm
YVR
- STL
2 stops22h 23m
United Airlines
Deal found 7/21![United Airlines logo]()
$408
This FlightHub deal was found by Cheapflights users on 7/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:40 am
STL
- YYC
1 stop14h 35m
WestJet
Sun 9/207:00 am
YYC
- STL
1 stop7h 54m
WestJet
Deal found 7/20![WestJet logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Tue 8/185:34 pm
STL
- YWG
1 stop5h 56m
Multiple Airlines
Mon 8/246:00 am
YWG
- STL
2 stops13h 13m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$562
This Bookaflight.co.il deal was found by Cheapflights users on 7/25. 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 Bookaflight.co.il is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:10 pm
STL
- YWG
1 stop9h 09m
Air Canada
Mon 8/318:15 am
YWG
- STL
2 stops10h 27m
Air Canada
Deal found 7/25![Air Canada logo]()
$621
This oojo deal was found by Cheapflights users on 7/23. 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.
Wed 9/1610:29 am
STL
- YHZ
1 stop8h 41m
WestJet
Thu 9/248:00 pm
YHZ
- STL
2 stops15h 00m
WestJet
Deal found 7/23![WestJet logo]()
$445
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/286:00 am
STL
- YEG
2 stops16h 59m
American Airlines
Mon 8/3111:50 pm
YEG
- STL
2 stops20h 46m
American Airlines
Deal found 7/22![American Airlines logo]()
$679
This oojo deal was found by Cheapflights users on 7/24. 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 9/310:33 am
STL
- YHZ
1 stop8h 37m
WestJet
Tue 9/81:30 pm
YHZ
- STL
2 stops12h 12m
WestJet
Deal found 7/24![WestJet logo]()
$452
This Air Canada deal was found by Cheapflights users on 7/25. 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 9/18:55 am
STL
- YOW
1 stop5h 15m
Air Canada
Sat 9/53:10 pm
YOW
- STL
1 stop4h 32m
Air Canada
Deal found 7/25![Air Canada logo]()
$675
This American Airlines deal was found by Cheapflights users on 7/25. 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 9/2311:01 am
STL
- YOW
2 stops26h 54m
American Airlines
Tue 9/297:00 am
YOW
- STL
2 stops18h 27m
American Airlines
Deal found 7/25![American Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 9/158:00 am
STL
- YYZ
1 stop8h 01m
United Airlines
Sat 9/198:50 am
YYZ
- STL
1 stop7h 48m
United Airlines
Deal found 7/23![United Airlines logo]()
$533
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/76:17 pm
STL
- YEG
2 stops22h 08m
Multiple Airlines
Mon 9/141:35 pm
YEG
- STL
1 stop21h 16m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$646
This oojo deal was found by Cheapflights users on 7/25. 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.
Tue 8/186:30 am
STL
- YHZ
2 stops12h 55m
WestJet
Mon 8/243:30 pm
YHZ
- STL
1 stop20h 07m
WestJet
Deal found 7/25![WestJet logo]()
$452
This Delta deal was found by Cheapflights users on 7/22. 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.
Tue 10/276:40 am
STL
- YUL
2 stops11h 10m
Delta
Fri 10/3011:15 am
YUL
- STL
2 stops11h 01m
Delta
Deal found 7/22![Delta logo]()
$653
Last-minute flights from St. Louis to CanadaDiscover last-minute flight deals from St. Louis to Canada. Data last updated July 26, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Canada. Data last updated July 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/144:40 pm
STL
- YVR
1 stop8h 16m
United Airlines
Wed 8/267:00 am
YVR
- STL
1 stop9h 39m
United Airlines
Deal found 7/25![United Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Mon 8/178:07 pm
STL
- YYC
1 stop17h 50m
American Airlines
Sat 8/227:00 am
YYC
- STL
1 stop15h 58m
American Airlines
Deal found 7/23![American Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
STL
- YYZ
1 stop7h 33m
American Airlines
Mon 8/243:14 pm
YYZ
- STL
1 stop10h 00m
American Airlines
Deal found 7/21![American Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/216:17 pm
STL
- YYC
2 stops21h 58m
Multiple Airlines
Fri 8/287:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/246:17 pm
STL
- YYC
1 stop28h 33m
Multiple Airlines
Mon 8/317:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/269:32 am
STL
- YYZ
1 stop7h 58m
American Airlines
Sat 9/51:15 pm
YYZ
- STL
1 stop11h 43m
American Airlines
Deal found 7/22![American Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/269:32 am
STL
- YYZ
1 stop7h 58m
American Airlines
Sun 9/67:20 am
YYZ
- STL
1 stop10h 00m
American Airlines
Deal found 7/22![American Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/286:17 pm
STL
- YYC
1 stop17h 43m
Multiple Airlines
Mon 8/317:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 8/306:17 pm
STL
- YYC
2 stops21h 58m
Multiple Airlines
Fri 9/47:00 am
YYC
- STL
1 stop9h 22m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$370
This Gotogate deal was found by Cheapflights users on 7/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:10 pm
STL
- YVR
1 stop12h 35m
Air Canada
Sun 9/68:00 am
YVR
- STL
1 stop8h 42m
Air Canada
Deal found 7/23![Air Canada logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/316:17 pm
STL
- YYC
1 stop28h 33m
Multiple Airlines
Sun 9/68:45 am
YYC
- STL
1 stop9h 28m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/316:17 pm
STL
- YYC
1 stop28h 33m
Multiple Airlines
Wed 9/3011:35 pm
YYC
- STL
2 stops36h 35m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$362
One-way flights from St. Louis to CanadaSearch for one-way flight options from St. Louis to Canada. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
Search for one-way flight options from St. Louis to Canada. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:00 am
STL
- YYZ
1 stop8h 32m
American Airlines
Deal found 7/21![American Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 10/52:29 pm
STL
- YYC
1 stop8h 21m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$145
This United Airlines deal was found by Cheapflights users on 7/25. 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 9/144:40 pm
STL
- YVR
1 stop8h 16m
United Airlines
Deal found 7/25![United Airlines logo]()
$147
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/121:36 pm
STL
- YVR
2 stops9h 23m
United Airlines
Deal found 7/25![United Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 9/195:00 pm
STL
- YVR
1 stop19h 45m
American Airlines
Deal found 7/23![American Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:21 am
STL
- YYZ
1 stop10h 14m
American Airlines
Deal found 7/21![American Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/236:17 pm
STL
- YYC
1 stop17h 43m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$154
This Air Canada deal was found by Cheapflights users on 7/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:40 pm
STL
- YVR
1 stop8h 11m
Air Canada
Deal found 7/21![Air Canada logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 9/1610:35 am
STL
- YYZ
2 stops33h 20m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Mon 9/1410:35 am
STL
- YYC
1 stop12h 15m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 11/210:35 am
STL
- YYZ
2 stops36h 35m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 11/1210:35 am
STL
- YYZ
2 stops29h 40m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$162
Find flight deals from St. Louis to Canada
Keep the following information in mind while searching for St. Louis to Canada flight deals. Data was last updated July 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (Kiwi.com) |
One-way from | $144 (American Airlines) |
Popular in | August |
Cheapest in | December |
Average price | $654 |
Good round-trip deal | $405 or less |
Good one-way deal | $275 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Canada 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 July 26, 2026.
Use the filters below to find and compare flights from St. Louis to Canada that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Tue 9/29
8:00 am-10:26 pm
1 stop16h 26m
Vancouver Intl
Sat 10/3
12:10 pm-10:30 pm
1 stop8h 20m
$328
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Sat 11/14
6:30 am-2:24 pm
1 stop8h 54m
Vancouver Intl
Mon 12/14
1:15 pm-11:36 pm
1 stop9h 21m
$338
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Mon 8/17
3:50 pm-8:32 pm
1 stop6h 42m
Vancouver Intl
Tue 8/25
6:45 am-6:55 pm
1 stop10h 10m
$338
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Sat 11/14
1:40 pm-8:04 pm
1 stop7h 24m
Vancouver Intl
Mon 12/14
9:35 am-3:26 pm
1 stop4h 51m
$338
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Sun 11/22
8:50 am-3:59 pm
1 stop8h 09m
Vancouver Intl
Tue 12/1
9:35 am-3:26 pm
1 stop4h 51m
$338
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Fri 8/14
5:30 pm-10:25 pm
1 stop6h 55m
Vancouver Intl
Wed 8/26
7:00 am-8:46 pm
2 stops11h 46m
$348
St. LouisCalgary
STL - YYC
STLYYC
Lambert-St Louis
Sun 8/30
6:17 pm-3:15 pm
2 stops21h 58m
Calgary
Fri 9/4
7:00 am-5:22 pm
1 stop9h 22m
$370
St. LouisVancouver
STL - YVR
STLYVR
Lambert-St Louis
Sat 9/12
4:40 pm-10:56 pm
1 stop8h 16m
Vancouver Intl
Tue 9/22
3:15 pm-3:38 pm
2 stops22h 23m
$408
St. LouisCalgary
STL - YYC
STLYYC
Lambert-St Louis
Tue 8/18
6:00 am-9:50 pm
1 stop16h 50m
Calgary
Mon 8/24
12:20 am-6:27 pm
1 stop17h 07m
$410
St. LouisCalgary
STL - YYC
STLYYC
Lambert-St Louis
Wed 9/9
10:40 am-5:10 pm
1 stop7h 30m
Calgary
Wed 9/16
10:15 am-11:16 pm
1 stop12h 01m
$411
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Canada
Have a flexible travel schedule? Discover the best time to fly to Canada from St. Louis with our price prediction graph.
STL-YYC
STL-YVR
STL-YYZ
STL-YQB
STL-YUL
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 St. Louis to Canada
STL-CA0
STL-YYC
STL-YVR
STL-YYZ
STL-YQB
What is the cheapest month to book a flight from St. Louis to Canada?
Currently, March is the cheapest month in which you can book a flight from St. Louis to Canada (average of $534). Flying from St. Louis to Canada in November is currently the most expensive (average of $650). 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 STL to CA?
Find hourly flight availability from St. Louis to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 26, 2026.
It’s optimal to fly from St. Louis to Canada in the evening. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from St. Louis to Canada
Explore weekly flight availability from St. Louis to Canada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 26, 2026.
The most flights from STL to CA0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
How far ahead should I book a flight from St. Louis to Canada?
To ensure you get the cheapest price possible for a flight from St. Louis to Canada, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Canada
Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated July 26, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andWestJet from St. Louis to Canada by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Canada
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Complete your trip
Complete your trip to Canada by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Canada, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Canada flights
Browse other St. Louis and Canada flight options. Last updated on July 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to Canada flights
Consider these flights traveling from St. Louis to Canada.
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Consider these flights traveling to Canada regions.
Top 6 airlines flying from St. Louis to Canada
Discover the top 6 airlines that operate flights from St. Louis to Canada. 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 July 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$573 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$151 | Average$553 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$161 | Average$647 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$585 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$391 | Average$643 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$406 | Average$632 | FlexibilityNo cancel fee | On-time75% |