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Cheap flights from St. Louis to Toronto from C$ 262

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Toronto departing on 6/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Toronto

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Toronto 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 St. Louis to Toronto.

Cheap last-minute flights

Planning a quick getaway from St. Louis to Toronto? 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 Toronto, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Toronto

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

All round-trip flight deals to Toronto

The cheapest plane tickets to Toronto found on KAYAK recently.
12:15 p.m. - 11:53 p.m.STL-YYZ
34h 38m3 stops
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
C$ 507
Find Deal
Wed, 15 Jan - Tue, 21 Jan
4:28 p.m. - 11:45 a.m.STL-YYZ
18h 17m2 stops
7:05 a.m. - 2:43 p.m.YYZ-STL
8h 38m1 stop
C$ 583
Find Deal
Sun, 2 Feb - Thu, 6 Feb
6:05 a.m. - 4:11 p.m.STL-YYZ
9h 06m1 stop
5:05 p.m. - 8:58 a.m.YYZ-STL
16h 53m1 stop
C$ 665Delta
Find Deal
Wed, 8 Jan - Wed, 22 Jan
6:05 a.m. - 4:11 p.m.STL-YYZ
9h 06m1 stop
7:55 a.m. - 4:53 p.m.YYZ-STL
9h 58m1 stop
C$ 680Delta
Find Deal
Wed, 15 Jan - Tue, 21 Jan
12:00 p.m. - 9:20 p.m.STL-YYZ
8h 20m1 stop
6:15 a.m. - 2:07 p.m.YYZ-STL
8h 52m1 stop
C$ 741American Airlines
Find Deal
Wed, 8 Jan - Sat, 11 Jan
7:20 a.m. - 7:04 p.m.STL-YYZ
10h 44m1 stop
1:14 p.m. - 10:09 p.m.YYZ-STL
9h 55m1 stop
C$ 743American Airlines
Find Deal
Mon, 13 Jan - Wed, 15 Jan
6:30 a.m. - 10:15 p.m.STL-YYZ
14h 45m2 stops
6:52 a.m. - 3:38 p.m.YYZ-STL
9h 46m1 stop
C$ 855United Airlines
Find Deal
Wed, 8 Jan - Sat, 11 Jan
5:30 p.m. - 12:25 p.m.STL-YYZ
17h 55m1 stop
9:00 p.m. - 3:38 p.m.YYZ-STL
19h 38m1 stop
C$ 858United Airlines
Find Deal
Tue, 7 Jan - Fri, 10 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 954Air Canada
Find Deal
Wed, 8 Jan - Wed, 22 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 963Air Canada
Find Deal
Wed, 8 Jan - Sat, 11 Jan
6:49 p.m. - 1:55 p.m.STL-YYZ
18h 06m2 stops
C$ 262
Find Deal
Mon, 6 Jan
5:45 p.m. - 1:55 p.m.STL-YYZ
19h 10m1 stop
C$ 299
Find Deal
Mon, 6 Jan
12:15 p.m. - 10:35 p.m.STL-YYZ
33h 20m3 stops
C$ 481
Find Deal
Mon, 6 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 547Air Canada
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Wed, 1 Jan
8:00 a.m. - 3:45 p.m.STL-YYZ
6h 45m1 stop
C$ 562Air Canada
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Wed, 1 Jan
6:30 a.m. - 3:09 p.m.STL-YYZ
7h 39m2 stops
C$ 569American Airlines
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Wed, 1 Jan
6:30 a.m. - 3:09 p.m.STL-YYZ
7h 39m2 stops
C$ 606American Airlines
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Wed, 1 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
C$ 772Air Canada
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Mon, 6 Jan
5:45 p.m. - 1:55 p.m.STL-YYZ
19h 10m1 stop
7:05 a.m. - 3:21 p.m.YYZ-STL
9h 16m1 stop
C$ 894
Find Deal
Mon, 23 Dec - Thu, 2 Jan
5:45 p.m. - 1:55 p.m.STL-YYZ
19h 10m1 stop
2:55 p.m. - 3:21 p.m.YYZ-STL
25h 26m1 stop
C$ 918
Find Deal
Mon, 23 Dec - Wed, 1 Jan
7:30 a.m. - 7:00 p.m.STL-YYZ
10h 30m2 stops
1:49 p.m. - 11:00 p.m.YYZ-STL
10h 11m1 stop
C$ 1,319American Airlines
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Wed, 25 Dec - Fri, 27 Dec
7:15 a.m. - 5:12 p.m.STL-YYZ
8h 57m2 stops
5:15 p.m. - 9:35 p.m.YYZ-STL
5h 20m1 stop
C$ 1,533Delta
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Mon, 23 Dec - Thu, 2 Jan
6:25 a.m. - 5:19 p.m.STL-YYZ
9h 54m2 stops
7:20 a.m. - 3:47 p.m.YYZ-STL
9h 27m2 stops
C$ 1,549United Airlines
Find Deal
Mon, 23 Dec - Wed, 1 Jan
5:17 p.m. - 11:53 p.m.STL-YYZ
5h 36m1 stop
7:15 a.m. - 12:02 p.m.YYZ-STL
5h 47m1 stop
C$ 1,579Delta
Find Deal
Fri, 27 Dec - Sun, 29 Dec
5:45 a.m. - 12:30 p.m.STL-YYZ
5h 45m1 stop
3:49 p.m. - 11:00 p.m.YYZ-STL
8h 11m1 stop
C$ 1,674American Airlines
Find Deal
Wed, 25 Dec - Fri, 27 Dec
11:30 a.m. - 10:18 p.m.STL-YYZ
9h 48m2 stops
12:45 p.m. - 9:45 p.m.YYZ-STL
10h 00m2 stops
C$ 1,770United Airlines
Find Deal
Wed, 25 Dec - Fri, 27 Dec
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 1,828Air Canada
Find Deal
Mon, 23 Dec - Thu, 2 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 2,374Air Canada
Find Deal
Fri, 27 Dec - Sun, 29 Dec
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 887United Airlines
Find Deal
Thu, 6 Mar - Sun, 16 Mar
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 888Air Canada
Find Deal
Thu, 6 Mar - Sun, 16 Mar
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 954Air Canada
Find Deal
Wed, 8 Jan - Wed, 22 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 963Air Canada
Find Deal
Wed, 8 Jan - Sat, 11 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 1,039United Airlines
Find Deal
Tue, 7 Jan - Fri, 10 Jan
3:50 p.m. - 6:50 p.m.STL-YYZ
2h 00mdirect
1:50 p.m. - 2:59 p.m.YYZ-STL
2h 09mdirect
C$ 1,193United Airlines
Find Deal
Wed, 16 Apr - Mon, 21 Apr
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 1,362United Airlines
Find Deal
Mon, 6 Jan - Fri, 10 Jan
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 1,502United Airlines
Find Deal
Sun, 2 Feb - Thu, 6 Feb
3:50 p.m. - 6:45 p.m.STL-YYZ
1h 55mdirect
1:50 p.m. - 3:06 p.m.YYZ-STL
2h 16mdirect
C$ 3,648United Airlines
Find Deal
Fri, 3 Jan - Sun, 5 Jan

Delta flights from St. Louis to Toronto

Our best Delta deals on St. Louis to Toronto flight tickets
Delta
8 Jan
STL6:05 a.m.Lambert-St Louis
9h 06m
1 stop
YYZ4:11 p.m.Toronto Pearson Intl
22 Jan
YYZ5:05 p.m.Toronto Pearson Intl
16h 53m
1 stop
STL8:58 a.m.Lambert-St Louis
Delta
15 Jan
STL6:05 a.m.Lambert-St Louis
9h 06m
1 stop
YYZ4:11 p.m.Toronto Pearson Intl
21 Jan
YYZ7:55 a.m.Toronto Pearson Intl
9h 58m
1 stop
STL4:53 p.m.Lambert-St Louis
Delta
15 Jan
STL6:05 a.m.Lambert-St Louis
9h 06m
1 stop
YYZ4:11 p.m.Toronto Pearson Intl
21 Jan
YYZ6:15 a.m.Toronto Pearson Intl
11h 27m
2 stops
STL4:42 p.m.Lambert-St Louis

American Airlines flights from St. Louis to Toronto

Our best American Airlines deals on St. Louis to Toronto flight tickets
American Airlines
8 Jan
STL12:00 p.m.Lambert-St Louis
8h 20m
1 stop
YYZ9:20 p.m.Toronto Pearson Intl
11 Jan
YYZ6:15 a.m.Toronto Pearson Intl
8h 52m
1 stop
STL2:07 p.m.Lambert-St Louis
American Airlines
13 Jan
STL7:20 a.m.Lambert-St Louis
10h 44m
1 stop
YYZ7:04 p.m.Toronto Pearson Intl
15 Jan
YYZ1:14 p.m.Toronto Pearson Intl
9h 55m
1 stop
STL10:09 p.m.Lambert-St Louis
American Airlines
6 Jan
STL11:57 a.m.Lambert-St Louis
8h 33m
1 stop
YYZ9:30 p.m.Toronto Pearson Intl
10 Jan
YYZ7:00 a.m.Toronto Pearson Intl
8h 58m
1 stop
STL2:58 p.m.Lambert-St Louis

See travel insights to Toronto from

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

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 cheapest month to fly to Toronto?

The month of March is, on average, the cheapest month to fly to Toronto from St. Louis, with most prices found around C$ 309. The month of April is another great option to travel to Toronto, with average flight prices from St. Louis averaging around C$ 328.

What is the cheapest day to depart on your flight to Toronto?

According to our data, Monday is the cheapest day to fly to Toronto from St. Louis. The lowest ticket price found for a Monday departure recently was C$ 0. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from St. Louis to Toronto on a Wednesday will generally be more expensive and average around C$ 939. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Toronto?

Flying to Toronto from St. Louis in the evening is the least expensive time of day to depart. momondo users have found prices as low as C$ 0 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around C$ 889. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Toronto?

The best time to book a flight to Toronto from St. Louis is 53 days out, which is when prices tend to be around C$ 630. Keep in mind that you might also find cheap flights to Toronto outside of this time window. In fact, momondo users recently found flights from St. Louis to Toronto for C$ 405.

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

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

Can stopping save me money on St. Louis to Toronto flights?

You could potentially save up to 52% on your flight if you consider stops on a St. Louis to Toronto flight.

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

As of December 2024, prices for St. Louis to Toronto flights are approximately 73% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Toronto

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

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

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

Best price found

C$ 262

Fastest flight time

1h 55m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Toronto

1 airport
The best one-way flight to Toronto from St. Louis in the past 72 hours is C$ 262. The best round-trip flight deal from St. Louis to Toronto found on momondo in the last 72 hours is C$ 507.
The fastest flight from St. Louis to Toronto takes 1h 55m
Direct flights go from St. Louis to Toronto on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: United Airlines and Air Canada.
There is 1 airport near Toronto: Toronto Pearson Intl (YYZ)

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

    There are 1062.1 km between Lambert-St Louis and Toronto. In terms of flight time, this usually takes a little over 1h 55m.

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

    Prices for flights from Lambert-St Louis Airport to Toronto were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Toronto.

  • What documentation or ID do you need to fly to Toronto?

    The necessary travel and health documents for your Toronto trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from St. Louis to Toronto

Compare and see reviews for airlines that fly from St. Louis to Toronto with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 371Free CancellationRating
7.0
8,413 reviews
Search Air Canada flights
  • Air Canada Flights From St. Louis to Toronto

    The lowest priced Air Canada flight from St. Louis to Toronto from the last 72 hours was C$ 258. Generally, Air Canada has 3 flights on this route every week with an average price of C$ 558. Air Canada is rated 7.0/10 by our users.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Toronto . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Toronto from St. Louis with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Toronto from St. Louis.

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

If you are simply researching potential flights to Toronto, momondo offers a useful price alert feature which will track prices for flights to Toronto from St. Louis and alert you when they change.


An easier way to manage your Toronto trip

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Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 83.6 km from Toronto