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$118+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YTO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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The best prices from Lambert-St Louis to Toronto are usually found in March or April, booked 85 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 November 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

February

Cheapest in

March

Round-trip from

$287
(Kiwi.com)

One-way from

$118
(Kiwi.com)
Provider with most accurate pricing for Lambert-St Louis-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Toronto (YTO) flights.
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High demand for flights, 49% potential price rise
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Best time to find cheap flights, 42% potential price drop
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From Lambert-St Louis to Toronto (YTO)
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One-way flight from Lambert-St Louis to Toronto (YTO)
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Find flight deals from St. Louis to Toronto

Cheapest flights from St. Louis to Toronto
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 November 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Wed 12/115:02 pmSTL - YYZ
1 stop15h 52mMultiple Airlines
Mon 12/168:00 pmYYZ - STL
2 stops20h 21mMultiple Airlines
Deal found 11/20$287
This WestJet deal was found by Cheapflights users on 11/20. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/97:15 pmSTL - YYZ
2 stops26h 58mWestJet
Wed 12/116:15 amYYZ - STL
1 stop28h 07mWestJet
Deal found 11/20$437
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/185:45 amSTL - YYZ
1 stop10h 50mAmerican Airlines
Wed 12/256:15 amYYZ - STL
1 stop10h 25mAmerican Airlines
Deal found 11/20$524
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1811:20 amSTL - YYZ
1 stop9h 05mUnited Airlines
Wed 12/258:00 amYYZ - STL
1 stop12h 57mUnited Airlines
Deal found 11/20$534
This Justfly.com deal was found by Cheapflights users on 11/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1910:35 amSTL - YYZ
1 stop4h 10mAir Canada
Tue 12/241:50 pmYYZ - STL
Nonstop2h 16mAir Canada
Deal found 11/20$557
This Delta deal was found by Cheapflights users on 11/19. 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 12/75:30 pmSTL - YYZ
1 stop4h 06mDelta
Wed 12/116:30 amYYZ - STL
1 stop9h 30mDelta
Deal found 11/19$604
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/189:39 amSTL - YYZ
2 stops28h 28mAlaska Airlines
Wed 12/254:22 pmYYZ - STL
2 stops18h 14mAlaska Airlines
Deal found 11/20$1,199

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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/11

5:02 pm-9:54 am

1 stop15h 52m

Toronto Pearson Intl

Mon 12/16

8:00 pm-3:21 pm

2 stops20h 21m

$287

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 12/9

7:15 pm-11:13 pm

2 stops26h 58m

Toronto Pearson Intl

Wed 12/11

6:15 am-9:22 am

1 stop28h 07m

$437

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 1/23

2:49 pm-3:05 pm

1 stop23h 16m

Toronto Pearson Intl

Mon 1/27

4:20 pm-1:53 pm

1 stop22h 33m

$498

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/18

5:45 am-5:35 pm

1 stop10h 50m

Toronto Pearson Intl

Wed 12/25

6:15 am-3:40 pm

1 stop10h 25m

$524

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 1/8

1:35 pm-11:42 pm

1 stop9h 07m

Toronto Pearson Intl

Wed 1/22

7:55 am-4:53 pm

1 stop9h 58m

$525

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/18

11:20 am-9:25 pm

1 stop9h 05m

Toronto Pearson Intl

Wed 12/25

8:00 am-7:57 pm

1 stop12h 57m

$534

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 12/19

10:35 am-3:45 pm

1 stop4h 10m

Toronto Pearson Intl

Tue 12/24

1:50 pm-3:06 pm

Nonstop2h 16m

$557

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 1/13

5:05 pm-7:30 pm

1 stop25h 25m

$118

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 1/4

6:15 am-4:35 pm

1 stop9h 20m

$279

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 1/8

3:50 pm-6:45 pm

Nonstop1h 55m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 12 results
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

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 November 15, 2024.

Booking 78 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 $242). 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 November 21, 2024.

It’s typically best to fly out from St. Louis to Toronto at noon. Doing so could potentially save you 52% 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 November 21, 2024.

The most flights from STL to YTO are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, 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 November 21, 2024.
Read reviews from past customers who have flown WestJet, Alaska Airlines 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.
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,458 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,758 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet
7.3
Good
2,810 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.2

Entertainment

7.1

Crew

8.5

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

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.

  • What airport do you fly from for flights from St. Louis to Toronto?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Toronto. You should not have trouble finding flights to Toronto from Lambert-St Louis; the airport handles an average of 1 outbound flight to Toronto per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the St. Louis airport to Toronto. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • What are the cheapest airlines flying from St. Louis to Toronto round-trip?

    Our cheapest airline available from St. Louis to Toronto is WestJet. Our recent data shows that you can find tickets from as low as $437 on this airline. Additional options worth looking into are Alaska Airlines and American Airlines, starting at $498 and $524 round-trip.

  • What are the cheapest airlines to fly from St. Louis to Toronto one-way?

    $279 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $295 and $323, respectively.

  • What are the most reliable airlines from St. Louis to Toronto?

    Consider Air Canada (90%), Jazz (90%) or United Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Toronto.

  • What are the cheapest flights from St. Louis to Toronto?

    The cheapest flight price from St. Louis to Toronto is $179. On average you can expect to pay $1,117. The most popular route, (Lambert-St Louis - Toronto Pearson Intl), can usually be booked for $287.

  • Can I find deals for flights from St. Louis to Toronto that include hotel bookings?

    Yes. In addition to deals on St. Louis to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Toronto.

  • Can I find deals for business class flights from St. Louis to Toronto?

    Yes. Cheapflights offers flight deals from St. Louis to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $242). 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.

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Browse thousands of different options on Cheapflights for your next trip

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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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$197Average$474FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$225Average$533FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$304Average$552FlexibilityNo cancel feeOn-time71%
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