$177+ Cheap flights from Pearson Intl (YYZ) to St. Louis (STL)
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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STL
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Pearson Intl to St. Louis 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.Cheapflights Tip: The best prices from Toronto Pearson Intl to Lambert-St Louis are usually found in January or February, booked 80 days in advance, depart on a Sunday or Tuesday and return on a Friday
Cheap flight deals from Pearson Intl to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pearson Intl to St. LouisExplore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Wed 12/910:40 am -
2 stops49h 37m
Wed 12/166:20 pm -
1 stop18h 20m
Deal found 10/24![Multiple Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 12/177:14 am -
1 stop9h 37m
Mon 12/216:00 am -
1 stop10h 40m
Deal found 10/21![American Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/211:20 pm -
1 stop10h 12m
Mon 12/286:00 am -
1 stop10h 40m
Deal found 10/22![American Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:44 pm -
1 stop9h 54m
Tue 11/177:00 am -
1 stop8h 34m
Deal found 10/20![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/183:15 pm -
1 stop8h 00m
Wed 11/255:00 am -
1 stop8h 33m
Deal found 10/21![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/223:15 pm -
1 stop9h 46m
Wed 12/211:37 am -
1 stop11h 04m
Deal found 10/21![American Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/1012:44 pm -
1 stop9h 54m
Thu 11/126:00 am -
1 stop7h 34m
Deal found 10/21![American Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 12/311:36 am -
1 stop8h 13m
Sun 12/66:02 am -
1 stop7h 40m
Deal found 10/21![American Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Fri 12/41:40 pm -
2 stops22h 17m
Fri 12/116:20 pm -
1 stop18h 20m
Deal found 10/21![Multiple Airlines logo]()
$426
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:25 pm -
2 stops25h 14m
Wed 11/256:35 pm -
2 stops19h 45m
Deal found 10/21![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/126:30 am -
1 stop17h 46m
Mon 11/166:34 pm -
2 stops21h 36m
Deal found 10/24![Multiple Airlines logo]()
$431
Best flights from Pearson Intl to St. LouisDiscover carefully curated flight deals from Pearson Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Pearson Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Delta deal was found by Cheapflights users on 10/23. 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 1/97:59 am -
1 stop13h 52m
Wed 1/131:01 pm -
1 stop9h 12m
Deal found 10/23![Delta logo]()
$434
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:35 am -
3 stops17h 37m
Sun 12/136:20 pm -
3 stops27h 35m
Deal found 10/23![Multiple Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 11/148:35 am -
1 stop4h 37m
Sat 11/146:50 pm -
1 stop13h 57m
Deal found 10/24![United Airlines logo]()
$706
This Delta deal was found by Cheapflights users on 10/22. 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.
Wed 12/910:00 am -
2 stops11h 32m
Sun 12/131:00 pm -
1 stop9h 41m
Deal found 10/22![Delta logo]()
$576
This Booking.com deal was found by Cheapflights users on 10/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:35 am -
3 stops29h 58m
Thu 11/1212:14 pm -
3 stops24h 26m
Deal found 10/20![Multiple Airlines logo]()
$686
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/232:45 pm -
1 stop7h 55m
Mon 11/304:05 pm -
Nonstop2h 00m
Deal found 10/24![United Airlines logo]()
$706
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/296:45 am -
1 stop6h 25m
Wed 12/26:30 am -
2 stops6h 55m
Deal found 10/21![United Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sun 12/2010:53 am -
1 stop6h 15m
Sat 12/269:35 am -
1 stop6h 12m
Deal found 10/24![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/410:53 am -
1 stop9h 33m
Fri 12/114:05 pm -
Nonstop2h 00m
Deal found 10/21![United Airlines logo]()
$740
Last-minute flights from Pearson Intl to St. LouisDiscover last-minute flight deals from Pearson Intl to St. Louis. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Pearson Intl to St. Louis. Data last updated October 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/23. 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 11/93:15 pm -
1 stop9h 44m
Sat 11/145:01 am -
1 stop8h 33m
Deal found 10/23![American Airlines logo]()
$476
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/1012:44 pm -
1 stop9h 54m
Thu 11/126:00 am -
1 stop7h 34m
Deal found 10/21![American Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:44 pm -
1 stop9h 54m
Tue 11/177:00 am -
1 stop8h 34m
Deal found 10/20![American Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/126:30 am -
1 stop17h 46m
Mon 11/166:34 pm -
2 stops21h 36m
Deal found 10/24![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sat 11/146:30 am -
1 stop17h 46m
Mon 11/166:34 pm -
2 stops21h 36m
Deal found 10/24![Multiple Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/183:15 pm -
1 stop8h 00m
Wed 11/255:00 am -
1 stop8h 33m
Deal found 10/21![American Airlines logo]()
$411
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:25 pm -
2 stops25h 14m
Wed 11/256:35 pm -
2 stops19h 45m
Deal found 10/21![Multiple Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/223:15 pm -
1 stop9h 46m
Wed 12/211:37 am -
1 stop11h 04m
Deal found 10/21![American Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/236:30 am -
1 stop18h 29m
Mon 11/306:05 pm -
1 stop19h 05m
Deal found 10/24![Multiple Airlines logo]()
$473
One-way flights from Pearson Intl to St. LouisSearch for one-way flight options from Pearson Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Pearson Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/72:25 pm -
2 stops45h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$177
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 12/237:14 am -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/53:22 pm -
1 stop8h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/197:00 am -
2 stops12h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 12/66:30 am -
1 stop18h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$226
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/133:15 pm -
1 stop9h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:44 pm -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$234
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:44 pm -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 12/31:40 pm -
2 stops22h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$237
Find flight deals from Pearson Intl to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $383 (Kiwi.com) |
One-way from | $177 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $536 |
Good round-trip deal | $640 or less |
Good one-way deal | $444 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pearson Intl to St. Louis 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 October 25, 2026.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Sat 12/5
3:22 pm-10:25 pm
1 stop8h 03m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$206
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Mon 12/7
6:30 am-12:12 am
1 stop18h 42m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$227
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Wed 11/18
12:44 pm-9:38 pm
1 stop9h 54m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$234
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Sun 12/6
4:50 pm-12:12 am
3 stops32h 22m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$243
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Thu 11/26
6:30 am-5:40 pm
2 stops36h 10m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$244
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Thu 12/24
7:44 pm-10:42 am
2 stops15h 58m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$300
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Mon 11/9
11:30 pm-5:42 pm
3 stops43h 12m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$307
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Wed 11/18
9:50 am-12:33 pm
2 stops27h 43m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$325
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Fri 12/25
6:00 am-6:29 pm
2 stops13h 29m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$334
TorontoSt. Louis
YYZ Toronto Pearson Intl - STL Lambert-St Louis
YYZSTL
Toronto Pearson Intl
Sun 11/8
7:35 am-11:19 am
3 stops28h 44m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$361
Showing 1-10 of 20 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Toronto Pearson Intl Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto Pearson Intl Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto Pearson Intl Airport-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Toronto Pearson Intl Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto Pearson Intl Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Pearson Intl to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Pearson Intl with our price prediction graph.
YYZ-STL
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 Toronto Pearson Intl Airport to St. Louis
How far ahead should I book a flight from Toronto Pearson Intl Airport to St. Louis?
To ensure you get the cheapest price possible for a flight from Toronto Pearson Intl Airport to St. Louis, you should look to book at least 79 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.
What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to St. Louis (average of $422). Flying from Toronto Pearson Intl Airport to St. Louis in April is currently the most expensive (average of $801). 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 YYZ to STL?
Find hourly flight availability from Pearson Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
It’s typically best to fly out from Toronto Pearson Intl Airport to St. Louis at noon. Doing so could potentially save you 21% on the flight price compared to flying in the afternoon, which is usually more expensive.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated October 25, 2026.
Get a feel of what it's like to fly with United Airlines and Air Canada from Toronto Pearson Intl Airport to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Related info for your journey
Find useful and relevant information for your journey from Pearson Intl to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Chesterfield
Collinsville
Edwardsville
Glencoe
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Pearson Intl and St. Louis flights
Browse other Pearson Intl and St. Louis flight options. Last updated on October 25, 2026.
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Top 2 airlines flying from Pearson Intl to St. Louis
Discover the top 2 airlines that operate flights from Pearson Intl to St. Louis. 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$549 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$548 | FlexibilityNo cancel fee | On-time67% |