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Cheap flights from Toronto to St. Louis from C$ 201

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to St. Louis departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Toronto to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Toronto to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Toronto to St. Louis.

Cheap last-minute flights

Planning a quick getaway from Toronto to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Toronto to St. Louis

Find recent round-trip train or bus tickets from Toronto to St. Louis.

All round-trip flight deals from Toronto to St. Louis

The cheapest plane tickets from Toronto to St. Louis found on KAYAK recently.
7:10 a.m. - 11:31 p.m.YYZ-STL
17h 21m1 stop
8:31 p.m. - 11:45 a.m.STL-YYZ
14h 14m2 stops
C$ 510
Find Deal
Thu, 30 Jan - Fri, 31 Jan
7:30 a.m. - 11:49 p.m.YYZ-STL
17h 19m1 stop
5:24 p.m. - 11:44 p.m.STL-YYZ
29h 20m1 stop
C$ 529
Find Deal
Wed, 26 Mar - Sun, 30 Mar
7:55 a.m. - 4:49 p.m.YYZ-STL
9h 54m1 stop
6:06 a.m. - 4:08 p.m.STL-YYZ
9h 02m1 stop
C$ 631Delta
Find Deal
Wed, 26 Feb - Tue, 4 Mar
2:30 p.m. - 9:02 p.m.YYZ-STL
7h 32m1 stop
6:06 a.m. - 4:08 p.m.STL-YYZ
9h 02m1 stop
C$ 676Delta
Find Deal
Fri, 14 Feb - Fri, 21 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 701United Airlines
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Fri, 14 Feb - Fri, 21 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 713Air Canada
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Fri, 14 Feb - Fri, 21 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 714United Airlines
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Thu, 6 Feb - Mon, 10 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 767Air Canada
Find Deal
Sun, 2 Feb - Wed, 5 Feb
8:00 p.m. - 9:39 a.m.YYZ-STL
14h 39m2 stops
6:50 a.m. - 11:55 a.m.STL-YYZ
4h 05m1 stop
C$ 786WestJet
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Mon, 24 Mar - Sun, 30 Mar
7:45 a.m. - 12:00 p.m.YYZ-STL
5h 15m1 stop
6:00 a.m. - 11:30 p.m.STL-YYZ
16h 30m2 stops
C$ 844WestJet
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Fri, 14 Mar - Sun, 16 Mar
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
C$ 201
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Tue, 11 Feb
8:00 p.m. - 9:16 a.m.YYZ-STL
14h 16m2 stops
C$ 241
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Tue, 11 Feb
11:05 p.m. - 2:42 p.m.YYZ-STL
16h 37m2 stops
C$ 305
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Wed, 12 Feb
8:10 p.m. - 7:31 p.m.YYZ-STL
24h 21m1 stop
C$ 351
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Sun, 26 Jan
11:05 p.m. - 2:43 p.m.YYZ-STL
40h 38m3 stops
C$ 355
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Sun, 26 Jan
8:00 p.m. - 4:45 p.m.YYZ-STL
21h 45m3 stops
C$ 358
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Tue, 11 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 385United Airlines
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Wed, 12 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 387United Airlines
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Sun, 9 Mar
9:30 a.m. - 11:03 p.m.YYZ-STL
14h 33m2 stops
C$ 448WestJet
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Sun, 9 Mar
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 996Air Canada
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Sun, 26 Jan
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
4:28 p.m. - 11:42 a.m.STL-YYZ
18h 14m1 stop
C$ 792
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Sun, 19 Jan - Sun, 2 Feb
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
12:15 p.m. - 11:25 a.m.STL-YYZ
22h 10m3 stops
C$ 826
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Sun, 19 Jan - Sun, 2 Feb
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
8:31 p.m. - 11:45 a.m.STL-YYZ
14h 14m2 stops
C$ 907
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Sun, 19 Jan - Sun, 2 Feb
7:55 a.m. - 4:53 p.m.YYZ-STL
9h 58m1 stop
1:35 p.m. - 11:42 p.m.STL-YYZ
9h 07m1 stop
C$ 1,082Delta
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Fri, 17 Jan - Sun, 19 Jan
10:45 a.m. - 4:25 p.m.YYZ-STL
6h 40m1 stop
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 1,134United Airlines
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Sun, 19 Jan - Sun, 2 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 1,258Air Canada
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Sun, 19 Jan - Sun, 2 Feb
6:15 a.m. - 12:32 p.m.YYZ-STL
7h 17m1 stop
6:30 a.m. - 4:11 p.m.STL-YYZ
8h 41m2 stops
C$ 1,358Delta
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Mon, 20 Jan - Wed, 22 Jan
9:00 a.m. - 3:38 p.m.YYZ-STL
7h 38m1 stop
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 1,454Air Canada
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Mon, 20 Jan - Wed, 22 Jan
7:20 a.m. - 3:38 p.m.YYZ-STL
9h 18m2 stops
1:02 p.m. - 10:29 p.m.STL-YYZ
8h 27m2 stops
C$ 1,483United Airlines
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Mon, 20 Jan - Wed, 22 Jan
12:20 p.m. - 6:45 p.m.YYZ-STL
7h 25m1 stop
6:00 a.m. - 11:34 p.m.STL-YYZ
16h 34m2 stops
C$ 1,857WestJet
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Fri, 17 Jan - Sun, 19 Jan
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 701United Airlines
Find Deal
Fri, 14 Feb - Fri, 21 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 713Air Canada
Find Deal
Fri, 14 Feb - Fri, 21 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 714United Airlines
Find Deal
Thu, 6 Feb - Mon, 10 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 716Air Canada
Find Deal
Wed, 12 Feb - Sat, 15 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 756United Airlines
Find Deal
Mon, 10 Feb - Wed, 12 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 766United Airlines
Find Deal
Mon, 3 Feb - Thu, 6 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 767Air Canada
Find Deal
Sun, 2 Feb - Wed, 5 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 812United Airlines
Find Deal
Mon, 3 Feb - Wed, 5 Feb
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 818United Airlines
Find Deal
Thu, 30 Jan - Fri, 31 Jan
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 861Air Canada
Find Deal
Wed, 29 Jan - Sat, 1 Feb

American Airlines flights from Toronto to St. Louis

Our best American Airlines deals on Toronto to St. Louis flight tickets
American Airlines
30 Jan
YYZ10:54 a.m.Toronto Pearson Intl
10h 15m
1 stop
STL8:09 p.m.Lambert-St Louis
1 Feb
STL11:47 a.m.Lambert-St Louis
4h 48m
1 stop
YYZ5:35 p.m.Toronto Pearson Intl
American Airlines
20 Jan
YYZ7:00 a.m.Toronto Pearson Intl
8h 58m
1 stop
STL2:58 p.m.Lambert-St Louis
22 Jan
STL6:00 a.m.Lambert-St Louis
4h 45m
1 stop
YYZ11:45 a.m.Toronto Pearson Intl
C$ 1,200
Find similar

Delta flights from Toronto to St. Louis

Our best Delta deals on Toronto to St. Louis flight tickets
Delta
26 Feb
YYZ7:55 a.m.Toronto Pearson Intl
9h 54m
1 stop
STL4:49 p.m.Lambert-St Louis
4 Mar
STL6:06 a.m.Lambert-St Louis
9h 02m
1 stop
YYZ4:08 p.m.Toronto Pearson Intl
Delta
14 Feb
YYZ2:30 p.m.Toronto Pearson Intl
7h 32m
1 stop
STL9:02 p.m.Lambert-St Louis
21 Feb
STL6:06 a.m.Lambert-St Louis
9h 02m
1 stop
YYZ4:08 p.m.Toronto Pearson Intl
Delta
26 Mar
YYZ6:15 a.m.Toronto Pearson Intl
9h 34m
1 stop
STL2:49 p.m.Lambert-St Louis
30 Mar
STL3:36 p.m.Lambert-St Louis
7h 04m
1 stop
YYZ11:40 p.m.Toronto Pearson Intl

See travel insights to St. Louis from

How to get the cheapest flight ticket from Toronto to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Toronto and St. Louis?

What is the cheapest month to fly to St. Louis?

The month of February is, on average, the cheapest month to fly to St. Louis from Toronto, with most prices found around C$ 617. If you don’t want to visit St. Louis in February, then you should wait until May to fly from Toronto, when ticket prices are also cheap, with an average price of C$ 630.

What is the cheapest day to depart on your flight to St. Louis?

Our data shows that Tuesday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as C$ 655. The most expensive day to fly to St. Louis is Saturday, with ticket prices averaging around C$ 709.

What is the cheapest time of day to depart on your flight to St. Louis?

The cheapest time of day to fly to St. Louis is in the evening when flights can be purchased for as low as C$ 0. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 696 on average. Flights to St. Louis from Toronto at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Toronto to Lambert-St Louis flight route?

Fly from Toronto Pearson Intl to Lambert-St Louis for the best Toronto - Lambert-St Louis flight prices

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Toronto when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around C$ 702 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Toronto for as low as C$ 450 on momondo.

What cabin class options are available on Toronto to Lambert-St Louis flights?

There are 1 cabin classes available to choose from on Toronto to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Toronto to St. Louis flight prices changed over time?

As of January 2025, prices for Toronto to St. Louis flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Toronto to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto to St. Louis (YTO to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to St. Louis

Best price found

C$ 201

Fastest flight time

2h 10m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Toronto in the past 72 hours is C$ 201. The best round-trip flight deal from Toronto to St. Louis found on momondo in the last 72 hours is C$ 510.
The fastest flight from Toronto to St. Louis takes 2h 10m
Direct flights go from Toronto to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Toronto to Lambert-St Louis by plane?

    Toronto and Lambert-St Louis are 1062.1 km apart from one another. By plane, this route typically takes 2h 10m.

  • When did momondo last update prices for flights from Toronto to Lambert-St Louis Airport?

    Prices for flights from Toronto to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Toronto to Lambert-St Louis Airport?

  • How old do you have to be to fly from Toronto to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Toronto to St. Louis?

  • What is the most popular airline from Toronto to St. Louis?


Best airlines flying from Toronto to St. Louis

Compare and see reviews for airlines that fly from Toronto to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 518Free CancellationRating
7.4
8,964 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 540Free CancellationRating
7.0
8,587 reviews
Search Air Canada flights
  • United Airlines Flights From Toronto to St. Louis

    Across 6 United Airlines flights from Toronto to St. Louis this week, the average price was C$ 495, with the best United Airlines deals starting from C$ 361 round-trip. 8,965 users have rated United Airlines on momondo, with an average score of 7.4/10.

  • Air Canada Flights From Toronto to St. Louis

    Another popular option for Toronto to St. Louis flights is Air Canada (7.0/10, 8,587 ratings). Air Canada flies from Toronto to St. Louis around 3 times per week, with deals starting from C$ 376 round-trip and rising to an average price of around C$ 489.


Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
Chesterfield
Collinsville
Litchfield

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Toronto.

Can I find flights from Toronto to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Toronto to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Toronto to St. Louis?

Once you have performed a search for Toronto to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Toronto to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Toronto are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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