$170+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Missouri
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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — STL
Mar 19 — Mar 261
1 adult, Economy
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Cheapest flights from Pierre Elliott Trudeau Intl to MissouriExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- STL
1 stop18h 06m
American Airlines
Tue 3/246:00 am
STL
- YUL
1 stop8h 05m
American Airlines
Deal found 2/13![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/2012:30 pm
YUL
- STL
1 stop12h 16m
American Airlines
Sat 4/258:03 pm
STL
- YUL
1 stop14h 41m
American Airlines
Deal found 2/14![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- MCI
1 stop18h 08m
American Airlines
Tue 3/245:00 am
MCI
- YUL
1 stop9h 05m
American Airlines
Deal found 2/15![American Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Tue 3/177:57 pm
MCI
- YUL
1 stop18h 08m
American Airlines
Deal found 2/16![American Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/313:45 pm
YUL
- STL
1 stop8h 59m
American Airlines
Tue 4/76:00 am
STL
- YUL
1 stop4h 44m
American Airlines
Deal found 2/14![American Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/273:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Mon 3/309:17 am
MCI
- YUL
1 stop4h 41m
American Airlines
Deal found 2/14![American Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/273:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Sat 4/47:57 pm
MCI
- YUL
1 stop18h 01m
American Airlines
Deal found 2/15![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:30 pm
YUL
- STL
1 stop12h 26m
American Airlines
Wed 5/135:51 am
STL
- YUL
1 stop4h 53m
American Airlines
Deal found 2/16![American Airlines logo]()
$426
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 6/196:10 pm
YUL
- STL
Nonstop2h 55m
Air Canada
Wed 6/241:15 pm
STL
- YUL
Nonstop2h 35m
Air Canada
Deal found 2/15![Air Canada logo]()
$435
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 6/197:00 am
YUL
- STL
1 stop8h 37m
Delta
Tue 6/236:00 am
STL
- YUL
1 stop10h 05m
Delta
Deal found 2/15![Delta logo]()
$440
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 4/206:00 am
YUL
- STL
1 stop8h 05m
Delta
Sat 4/257:20 am
STL
- YUL
1 stop5h 19m
Delta
Deal found 2/13![Delta logo]()
$441
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 6/196:10 pm
YUL
- STL
Nonstop2h 55m
Air Canada
Tue 6/237:25 am
STL
- YUL
1 stop4h 57m
Air Canada
Deal found 2/15![Air Canada logo]()
$443
Best flights from Pierre Elliott Trudeau Intl to MissouriDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- STL
1 stop18h 06m
American Airlines
Tue 3/246:00 am
STL
- YUL
1 stop8h 05m
American Airlines
Deal found 2/13![American Airlines logo]()
$281
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 6/246:10 pm
YUL
- STL
Nonstop2h 55m
Air Canada
Fri 6/261:15 pm
STL
- YUL
Nonstop2h 35m
Air Canada
Deal found 2/15![Air Canada logo]()
$435
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 6/236:00 am
YUL
- STL
1 stop8h 17m
Delta
Fri 6/263:42 pm
STL
- YUL
1 stop7h 14m
Delta
Deal found 2/15![Delta logo]()
$440
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 5/106:10 am
YUL
- STL
1 stop7h 31m
United Airlines
Sat 5/162:15 pm
STL
- YUL
1 stop6h 11m
United Airlines
Deal found 2/15![United Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/308:00 am
YUL
- MCI
1 stop28h 29m
Multiple Airlines
Mon 4/66:04 pm
MCI
- YUL
2 stops21h 23m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$487
This Flysmarter deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
YUL
- MCI
1 stop9h 09m
British Airways
Tue 3/177:57 pm
MCI
- YUL
2 stops16h 48m
British Airways
Deal found 2/16![British Airways logo]()
$511
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/2012:30 pm
YUL
- STL
1 stop12h 16m
American Airlines
Sat 4/258:03 pm
STL
- YUL
1 stop14h 41m
American Airlines
Deal found 2/14![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- MCI
1 stop18h 08m
American Airlines
Tue 3/245:00 am
MCI
- YUL
1 stop9h 05m
American Airlines
Deal found 2/15![American Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/106:45 pm
YUL
- STL
1 stop6h 14m
Delta
Sat 5/163:59 pm
STL
- YUL
1 stop6h 42m
Delta
Deal found 2/13![Delta logo]()
$440
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Tue 3/177:57 pm
MCI
- YUL
1 stop18h 08m
American Airlines
Deal found 2/16![American Airlines logo]()
$388
This Mytrip deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Tue 3/178:00 am
YUL
- MCI
2 stops16h 53m
Multiple Airlines
Tue 3/2412:24 pm
MCI
- YUL
3 stops27h 28m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/172:13 pm
YUL
- MCI
2 stops10h 02m
United Airlines
Tue 3/2411:33 am
MCI
- YUL
2 stops9h 09m
United Airlines
Deal found 2/15![United Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/313:45 pm
YUL
- STL
1 stop8h 59m
American Airlines
Tue 4/76:00 am
STL
- YUL
1 stop4h 44m
American Airlines
Deal found 2/14![American Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:29 pm
YUL
- MCI
1 stop9h 37m
Delta
Tue 3/171:25 pm
MCI
- YUL
1 stop9h 20m
Delta
Deal found 2/16![Delta logo]()
$517
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:35 pm
YUL
- MCI
2 stops15h 17m
United Airlines
Thu 4/911:30 am
MCI
- YUL
2 stops11h 43m
United Airlines
Deal found 2/16![United Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/273:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Sat 4/47:57 pm
MCI
- YUL
1 stop18h 01m
American Airlines
Deal found 2/15![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:30 pm
YUL
- STL
1 stop12h 26m
American Airlines
Wed 5/135:51 am
STL
- YUL
1 stop4h 53m
American Airlines
Deal found 2/16![American Airlines logo]()
$426
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/303:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Mon 4/65:00 am
MCI
- YUL
1 stop8h 58m
American Airlines
Deal found 2/14![American Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/63:45 pm
YUL
- MCI
1 stop17h 49m
American Airlines
Tue 3/105:00 am
MCI
- YUL
1 stop9h 05m
American Airlines
Deal found 2/13![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:25 pm
YUL
- MCI
1 stop9h 01m
American Airlines
Thu 3/56:30 am
MCI
- YUL
1 stop6h 15m
American Airlines
Deal found 2/16![American Airlines logo]()
$526
Last-minute flights from Pierre Elliott Trudeau Intl to MissouriDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to Missouri. Data last updated February 17, 2026 and is based on user searches.
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Missouri. Data last updated February 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/63:45 pm
YUL
- MCI
1 stop17h 49m
American Airlines
Tue 3/105:00 am
MCI
- YUL
1 stop9h 05m
American Airlines
Deal found 2/13![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Tue 3/177:57 pm
MCI
- YUL
1 stop18h 08m
American Airlines
Deal found 2/16![American Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- STL
1 stop18h 06m
American Airlines
Tue 3/246:00 am
STL
- YUL
1 stop8h 05m
American Airlines
Deal found 2/13![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/173:45 pm
YUL
- MCI
1 stop18h 08m
American Airlines
Tue 3/245:00 am
MCI
- YUL
1 stop9h 05m
American Airlines
Deal found 2/15![American Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/178:00 am
YUL
- MCI
2 stops27h 58m
Multiple Airlines
Tue 3/2412:24 pm
MCI
- YUL
1 stop25h 46m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/206:00 am
YUL
- STL
1 stop7h 27m
United Airlines
Sun 3/295:00 am
STL
- YUL
1 stop4h 40m
United Airlines
Deal found 2/13![United Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/273:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Mon 3/309:17 am
MCI
- YUL
1 stop4h 41m
American Airlines
Deal found 2/14![American Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/273:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Sat 4/47:57 pm
MCI
- YUL
1 stop18h 01m
American Airlines
Deal found 2/15![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/303:45 pm
YUL
- MCI
1 stop17h 57m
American Airlines
Mon 4/65:00 am
MCI
- YUL
1 stop8h 58m
American Airlines
Deal found 2/14![American Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
YUL
- STL
1 stop9h 13m
Delta
Tue 3/315:25 pm
STL
- YUL
1 stop5h 15m
Delta
Deal found 2/16![Delta logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/308:00 am
YUL
- MCI
1 stop28h 29m
Multiple Airlines
Mon 4/66:04 pm
MCI
- YUL
2 stops21h 23m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/313:45 pm
YUL
- STL
1 stop8h 59m
American Airlines
Tue 4/76:00 am
STL
- YUL
1 stop4h 44m
American Airlines
Deal found 2/14![American Airlines logo]()
$400
One-way flights from Pierre Elliott Trudeau Intl to MissouriSearch for one-way flight options from Pierre Elliott Trudeau Intl to Missouri. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
Search for one-way flight options from Pierre Elliott Trudeau Intl to Missouri. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/113:45 pm
YUL
- STL
1 stop8h 59m
American Airlines
Deal found 2/13![American Airlines logo]()
$170
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/303:45 pm
YUL
- STL
1 stop18h 44m
American Airlines
Deal found 2/13![American Airlines logo]()
$177
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/712:30 pm
YUL
- STL
1 stop10h 49m
American Airlines
Deal found 2/13![American Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/76:30 am
YUL
- STL
3 stops25h 20m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 5/186:55 pm
YUL
- STL
2 stops36h 55m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$231
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/812:30 pm
YUL
- STL
1 stop12h 26m
American Airlines
Deal found 2/13![American Airlines logo]()
$232
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:10 pm
YUL
- STL
Nonstop2h 55m
Air Canada
Deal found 2/15![Air Canada logo]()
$238
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/314:55 pm
YUL
- MCI
1 stop6h 04m
United Airlines
Deal found 2/14![United Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 3/306:35 pm
YUL
- MCI
2 stops19h 17m
United Airlines
Deal found 2/13![United Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 7/257:00 am
YUL
- MCI
1 stop10h 22m
Delta
Deal found 2/15![Delta logo]()
$295
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/257:55 am
YUL
- MCI
1 stop9h 36m
American Airlines
Deal found 2/14![American Airlines logo]()
$302
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/256:00 am
YUL
- MCI
2 stops9h 20m
United Airlines
Deal found 2/14![United Airlines logo]()
$335
Find flight deals from Pierre Elliott Trudeau Intl to Missouri
Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Missouri flight deals. Data was last updated February 17, 2026.
Round-trip from | $281 (American Airlines) |
|---|---|
One-way from | $170 (American Airlines) |
Popular in | March |
Cheapest in | July |
Average price | $463 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Missouri 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 February 17, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri that are best for you.
Fly from
Pierre Elliott Trudeau Intl
Fly to
Missouri
Route
Depart
Return
Price
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Tue 3/17
3:45 pm-8:51 am
1 stop18h 06m
Lambert-St Louis
Tue 3/24
6:00 am-3:05 pm
1 stop8h 05m
$281
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Mon 4/20
12:30 pm-11:46 pm
1 stop12h 16m
Lambert-St Louis
Sat 4/25
8:03 pm-11:44 am
1 stop14h 41m
$317
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Tue 3/17
3:45 pm-8:53 am
1 stop18h 08m
Kansas City
Tue 3/24
5:00 am-3:05 pm
1 stop9h 05m
$380
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Mon 3/9
3:45 pm-8:42 am
1 stop17h 57m
Kansas City
Tue 3/17
7:57 pm-3:05 pm
1 stop18h 08m
$388
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Tue 3/31
3:45 pm-11:44 pm
1 stop8h 59m
Lambert-St Louis
Tue 4/7
6:00 am-11:44 am
1 stop4h 44m
$400
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Fri 3/27
3:45 pm-8:42 am
1 stop17h 57m
Kansas City
Sat 4/4
7:57 pm-2:58 pm
1 stop18h 01m
$414
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Mon 5/11
12:30 pm-11:56 pm
1 stop12h 26m
Lambert-St Louis
Wed 5/13
5:51 am-11:44 am
1 stop4h 53m
$426
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Wed 6/24
6:10 pm-8:05 pm
Nonstop2h 55m
Lambert-St Louis
Fri 6/26
1:15 pm-4:50 pm
Nonstop2h 35m
$435
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Tue 6/23
6:00 am-1:17 pm
1 stop8h 17m
Lambert-St Louis
Fri 6/26
3:42 pm-11:56 pm
1 stop7h 14m
$440
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Sun 5/10
6:10 am-12:41 pm
1 stop7h 31m
Lambert-St Louis
Sat 5/16
2:15 pm-9:26 pm
1 stop6h 11m
$440
Showing 1-10 of 33 results
Best time to book a flight from Pierre Elliott Trudeau Intl to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Pierre Elliott Trudeau Intl with our price prediction graph.
YUL-STL
YUL-MCI
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 Montreal Pierre Elliott Trudeau Intl Airport to Missouri
YUL-USMO
YUL-STL
YUL-MCI
What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?
Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri (average of $240). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in August is currently the most expensive (average of $582). 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.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated February 17, 2026.
See what other customers who have flown with Delta, WestJet, and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Overall
7.9
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Overall
7.9
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Overall
7.9
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Missouri. 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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Pierre Elliott Trudeau Intl and Missouri flights
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Pierre Elliott Trudeau Intl to Missouri flights
Consider these flights traveling from Pierre Elliott Trudeau Intl to Missouri.
Top 3 airlines flying from Pierre Elliott Trudeau Intl to Missouri
Discover the top 3 airlines that operate flights from Pierre Elliott Trudeau Intl to Missouri. 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 February 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$452 | Average$542 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$470 | Average$589 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$623 | Average$915 | FlexibilityNo cancel fee | On-time60% |