$128+ Cheap flights from St. Louis (STL) to Canada
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Oct 11 — Oct 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from St. Louis to Canada 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 St. Louis to Canada
Cheapest
Best
Last-minute
One-way
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 September 11, 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 September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/52:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/302:29 pm -
2 stops25h 46m
Tue 10/67:00 am -
1 stop29h 10m
Deal found 9/8![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
2 stops25h 46m
Sun 10/412:20 am -
1 stop11h 50m
Deal found 9/9![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/52:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Sun 10/1810:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop21h 31m
Tue 10/69:00 pm -
2 stops15h 10m
Deal found 9/8![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop8h 21m
Sun 10/47:00 am -
1 stop29h 10m
Deal found 9/8![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Sun 10/1810:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$334
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 September 11, 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 September 11, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 11/196:00 am -
1 stop7h 33m
Thu 11/266:00 am -
2 stops11h 34m
Deal found 9/8![American Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
1 stop8h 45m
Mon 12/149:35 am -
1 stop9h 24m
Deal found 9/9![United Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:02 am -
1 stop7h 15m
Sat 10/176:00 am -
1 stop7h 44m
Deal found 9/8![Alaska Airlines logo]()
$386
This United deal was found by Cheapflights users on 9/8. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/309:13 am -
2 stops14h 22m
Thu 2/46:25 am -
1 stop7h 01m
Deal found 9/8![Multiple Airlines logo]()
$391
This Flightnetwork deal was found by Cheapflights users on 9/8. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:40 pm -
1 stop5h 14m
Fri 10/307:10 am -
1 stop10h 13m
Deal found 9/8![Air Canada logo]()
$417
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 9/293:52 pm -
1 stop5h 50m
Sat 10/36:35 am -
2 stops16h 07m
Deal found 9/9![Delta logo]()
$480
This Justfly.com deal was found by Cheapflights users on 9/11. 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 10/206:21 am -
2 stops19h 23m
Sun 10/258:00 am -
2 stops38h 21m
Deal found 9/11![WestJet logo]()
$696
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 11/28:50 am -
1 stop12h 14m
Wed 11/42:50 pm -
1 stop6h 34m
Deal found 9/6![United Airlines logo]()
$388
This United deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/309:13 am -
2 stops14h 22m
Sat 2/66:25 am -
1 stop7h 01m
Deal found 9/6![Multiple Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/224:40 pm -
1 stop8h 16m
Fri 9/257:00 am -
1 stop9h 43m
Deal found 9/6![United Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/96:35 pm -
1 stop17h 25m
Sun 10/1112:20 am -
1 stop16h 20m
Deal found 9/8![Multiple Airlines logo]()
$397
This Air Canada deal was found by Cheapflights users on 9/6. 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.
Wed 9/308:55 am -
1 stop6h 19m
Sat 10/37:15 am -
2 stops8h 45m
Deal found 9/6![Air Canada logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:08 am -
1 stop8h 04m
Fri 10/301:00 pm -
1 stop7h 15m
Deal found 9/7![United Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 9/276:15 am -
1 stop7h 45m
Thu 10/16:35 am -
1 stop15h 41m
Deal found 9/9![Delta logo]()
$494
This Gotogate deal was found by Cheapflights users on 9/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:55 am -
1 stop6h 19m
Thu 10/297:15 am -
2 stops10h 08m
Deal found 9/7![Air Canada logo]()
$480
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 9/276:15 am -
1 stop7h 45m
Wed 9/306:35 am -
1 stop15h 41m
Deal found 9/9![Delta logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Wed 11/116:44 pm -
1 stop18h 21m
Sat 11/148:45 am -
1 stop4h 56m
Deal found 9/7![Multiple Airlines logo]()
$457
This Air Canada deal was found by Cheapflights users on 9/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:40 pm -
1 stop5h 14m
Wed 10/217:15 am -
2 stops8h 45m
Deal found 9/10![Air Canada logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/3012:20 pm -
1 stop9h 35m
Sat 10/37:00 am -
1 stop6h 33m
Deal found 9/6![United Airlines logo]()
$454
This United deal was found by Cheapflights users on 9/8. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:30 am -
1 stop12h 25m
Wed 10/287:15 am -
2 stops10h 08m
Deal found 9/8![Multiple Airlines logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:42 pm -
1 stop22h 15m
Fri 10/301:47 pm -
1 stop8h 12m
Deal found 9/8![Alaska Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:30 am -
1 stop14h 25m
Wed 10/217:00 am -
1 stop6h 22m
Deal found 9/7![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:30 am -
1 stop8h 27m
Fri 1/86:30 am -
1 stop17h 48m
Deal found 9/7![Delta logo]()
$575
This Justfly.com deal was found by Cheapflights users on 9/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:21 am -
1 stop5h 33m
Fri 10/167:10 pm -
2 stops15h 41m
Deal found 9/8![WestJet logo]()
$717
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:55 am -
1 stop5h 15m
Tue 10/62:50 pm -
1 stop4h 51m
Deal found 9/8![Air Canada logo]()
$556
This United deal was found by Cheapflights users on 9/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:50 am -
1 stop14h 03m
Sun 11/87:00 am -
1 stop7h 26m
Deal found 9/10![Multiple Airlines logo]()
$512
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1211:44 am -
2 stops10h 23m
Sun 1/106:15 am -
1 stop5h 33m
Deal found 9/10![Delta logo]()
$584
This Justfly.com deal was found by Cheapflights users on 9/10. 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 11/135:30 pm -
2 stops22h 55m
Sat 11/215:32 pm -
1 stop5h 46m
Deal found 9/10![WestJet logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
1 stop7h 35m
Sat 11/283:06 pm -
1 stop7h 33m
Deal found 9/10![United Airlines logo]()
$504
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sun 10/45:19 pm -
1 stop29h 26m
Sun 10/116:25 pm -
2 stops29h 48m
Deal found 9/6![Multiple Airlines logo]()
$512
Last-minute flights from St. Louis to CanadaDiscover last-minute flight deals from St. Louis to Canada. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Canada. Data last updated September 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/302:29 pm -
2 stops25h 46m
Tue 10/67:00 am -
1 stop29h 10m
Deal found 9/8![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
2 stops25h 46m
Sun 10/412:20 am -
1 stop11h 50m
Deal found 9/9![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop21h 31m
Tue 10/69:00 pm -
2 stops15h 10m
Deal found 9/8![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop8h 21m
Sun 10/47:00 am -
1 stop29h 10m
Deal found 9/8![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/22:29 pm -
1 stop22h 16m
Sun 10/1810:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/52:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/52:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Tue 10/2010:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Thu 10/1510:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/72:29 pm -
1 stop22h 16m
Sun 10/1810:55 pm -
1 stop16h 45m
Deal found 9/8![Multiple Airlines logo]()
$314
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 September 11, 2026.
Search for one-way flight options from St. Louis to Canada. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/236:35 pm -
2 stops44h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/166:35 pm -
2 stops25h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 10/126:35 pm -
1 stop18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/236:35 pm -
1 stop18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:00 am -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:35 pm -
2 stops29h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 9/302:29 pm -
2 stops47h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:29 pm -
1 stop21h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/247:42 pm -
3 stops20h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$163
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 1/286:30 am -
1 stop8h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/72:29 pm -
3 stops32h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$166
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/111:01 am -
1 stop13h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$167
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $292 (Kiwi.com) |
One-way from | $128 (Kiwi.com) |
Popular in | August |
Cheapest in | December |
Average price | $689 |
Good round-trip deal | $574 or less |
Good one-way deal | $351 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 7,457,451 searches. Data last updated September 11, 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 Lambert-St Louis - YVR Vancouver Intl
STLYVR
Lambert-St Louis
Fri 10/23
6:35 pm-10:45 am
1 stop18h 10m
Vancouver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$148
St. LouisCalgary
STL Lambert-St Louis - YYC Calgary
STLYYC
Lambert-St Louis
Wed 9/23
2:29 pm-11:00 am
1 stop21h 31m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$163
St. LouisToronto
STL Lambert-St Louis - YYZ Toronto Pearson Intl
STLYYZ
Lambert-St Louis
Thu 1/28
6:30 am-3:57 pm
1 stop8h 27m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$165
St. LouisOttawa
STL Lambert-St Louis - YOW Ottawa
STLYOW
Lambert-St Louis
Wed 10/7
2:29 pm-12:20 am
3 stops32h 51m
Ottawa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$166
St. LouisCalgary
STL Lambert-St Louis - YYC Calgary
STLYYC
Lambert-St Louis
Thu 10/1
11:01 am-11:29 pm
1 stop13h 28m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
St. LouisVancouver
STL Lambert-St Louis - YVR Vancouver Intl
STLYVR
Lambert-St Louis
Mon 10/12
6:35 pm-5:05 pm
3 stops24h 30m
Vancouver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$168
St. LouisVancouver
STL Lambert-St Louis - YVR Vancouver Intl
STLYVR
Lambert-St Louis
Mon 9/28
3:52 pm-8:26 pm
1 stop6h 34m
Vancouver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$171
St. LouisVancouver
STL Lambert-St Louis - YVR Vancouver Intl
STLYVR
Lambert-St Louis
Fri 10/9
2:22 pm-10:36 pm
1 stop10h 14m
Vancouver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
St. LouisToronto
STL Lambert-St Louis - YYZ Toronto Pearson Intl
STLYYZ
Lambert-St Louis
Fri 10/16
6:35 pm-7:55 pm
3 stops24h 20m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$177
St. LouisVancouver
STL Lambert-St Louis - YVR Vancouver Intl
STLYVR
Lambert-St Louis
Sun 10/18
6:00 am-11:33 am
1 stop7h 33m
Vancouver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$180
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-YVR
STL-YYC
STL-YYZ
STL-YOW
STL-YWG
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-YVR
STL-YYC
STL-YYZ
STL-YOW
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 $543). Flying from St. Louis to Canada in September is currently the most expensive (average of $665). 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 September 11, 2026.
It’s optimal to fly from St. Louis to Canada in the evening. By choosing this option you can save up to 50% 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 September 11, 2026.
The most flights from STL to CA0 are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, 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 80 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 September 11, 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
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for St. Louis to Canada
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Canada by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to Canada by cabin class
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 September 11, 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.
Fly to Canada regions
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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$628 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$151 | Average$530 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$161 | Average$650 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$548 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$330 | Average$640 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$406 | Average$617 | FlexibilityNo cancel fee | On-time75% |