$156+ Cheap flights from St. Louis (STL) to Toronto (YTO)
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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from St. Louis to Toronto 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.The best prices from Lambert-St Louis to Toronto are usually found in March or May, booked 52 days in advance, depart on a Thursday or Tuesday and return on a Thursday
Cheap flight deals from St. Louis to Toronto
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Toronto (YTO). 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 January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $300 (Mytrip) |
One-way from | $156 (Kiwi.com) |
Popular in | February |
Cheapest in | March |
Average price | $285 |
Good round-trip deal | $804 or less |
Good one-way deal | $381 or less |
Find flight deals from St. Louis to Toronto
Cheapest flights from St. Louis to TorontoExplore the most affordable flight options available from St. Louis to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from St. Louis to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Mytrip deal was found by Cheapflights users on 1/21. 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.
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 1/21. 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.
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Justfly.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 1/21. 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.
This WestJet deal was found by Cheapflights users on 1/21. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from St. Louis to Toronto within your budget
Customize your flight search to find flights from St. Louis to Toronto 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 January 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Tue 2/18
4:00 pm-1:55 pm
2 stops20h 55m
Toronto Pearson Intl
Tue 2/25
7:05 am-2:42 pm
1 stop8h 37m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Thu 2/27
1:35 pm-11:39 pm
1 stop9h 04m
Toronto Pearson Intl
Wed 3/5
7:55 am-4:49 pm
1 stop9h 54m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Tue 2/18
7:29 am-7:00 pm
1 stop10h 31m
Toronto Pearson Intl
Tue 2/25
10:55 am-10:44 pm
1 stop12h 49m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Tue 3/4
7:00 am-2:55 pm
1 stop30h 55m
Toronto Pearson Intl
Tue 3/11
4:20 pm-11:59 pm
1 stop32h 39m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Thu 2/27
8:05 am-1:42 pm
1 stop4h 37m
Toronto Pearson Intl
Wed 3/5
1:50 pm-3:06 pm
Nonstop2h 16m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Tue 3/4
3:32 pm-11:59 pm
1 stop7h 27m
Toronto Pearson Intl
Tue 3/11
1:50 pm-3:06 pm
Nonstop2h 16m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Fri 2/28
10:22 am-6:17 am
2 stops18h 55m
Toronto Pearson Intl
Sun 3/2
6:15 am-6:01 pm
1 stop12h 46m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Mon 3/10
5:24 pm-1:55 pm
1 stop19h 31m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Wed 2/12
10:20 am-8:28 pm
1 stop9h 08m
St. LouisToronto
STL - YYZ
STLYYZ
Lambert-St Louis
Sat 3/8
3:21 pm-1:55 pm
1 stop21h 34m
Compare providers for flights from St. Louis to Toronto
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Toronto in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Toronto flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Toronto 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 St. Louis-Toronto 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 St. Louis to Toronto
Have a flexible travel schedule? Discover the best time to fly to Toronto from St. Louis with our price prediction graph.
Travel insights for flights from St. Louis to Toronto
Get recent, data-driven insights about flights from St. Louis to Toronto including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from St. Louis to Toronto?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Toronto. Price data was last updated on January 17, 2025.
Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from St. Louis to Toronto?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Toronto (average of $243). Flying from St. Louis to Toronto in July is currently the most expensive (average of $359). 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 YTO?
Find hourly flight availability from St. Louis to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
It’s typically best to fly out from St. Louis to Toronto at noon. Doing so could potentially save you 53% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from St. Louis to Toronto
Explore weekly flight availability from St. Louis to Toronto. 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 January 21, 2025.
The most flights from STL to YTO are scheduled on a Monday (2 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Toronto by month
Plan your trip to Toronto by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.
Temperature in Toronto by month
Plan your trip to Toronto by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Toronto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).
Reviews of airlines servicing Toronto
Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown United Airlines, Delta and American Airlines from St. Louis to Toronto. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Toronto
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from St. Louis to Toronto
Discover the top 3 airlines that operate flights from St. Louis to Toronto. 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 January 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$484 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$226 | Average$557 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$304 | Average$553 | FlexibilityNo cancel fee | On-time71% |