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Cheap flights from St. Louis to Toronto Pearson Intl Airport from $238

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Toronto Pearson Intl Airport departing on 1/16. 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.
4:28 pm - 11:55 pmSTL-YYZ
30h 27m1 stop
8:00 pm - 11:31 pmYYZ-STL
28h 31m1 stop
Thu, Jan 16 - Wed, Jan 22
4:28 pm - 11:55 pmSTL-YYZ
30h 27m1 stop
7:05 am - 2:43 pmYYZ-STL
8h 38m1 stop
Thu, Jan 16 - Sun, Jan 19
6:05 am - 4:11 pmSTL-YYZ
9h 06m1 stop
5:05 pm - 8:58 amYYZ-STL
16h 53m1 stop
$463Delta
Find Deal
Wed, Jan 8 - Wed, Jan 22
6:05 am - 4:11 pmSTL-YYZ
9h 06m1 stop
7:55 am - 4:53 pmYYZ-STL
9h 58m1 stop
$473Delta
Find Deal
Thu, Jan 16 - Wed, Jan 22
5:40 am - 5:35 pmSTL-YYZ
10h 55m1 stop
6:15 am - 4:20 pmYYZ-STL
11h 05m1 stop
$474American Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
5:40 am - 5:35 pmSTL-YYZ
10h 55m1 stop
11:31 am - 10:09 pmYYZ-STL
11h 38m1 stop
$516American Airlines
Find Deal
Mon, Jan 13 - Wed, Jan 15
9:44 am - 6:41 pmSTL-YYZ
7h 57m1 stop
7:20 am - 5:36 pmYYZ-STL
11h 16m2 stops
$570United Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
6:30 am - 3:45 pmSTL-YYZ
8h 15m1 stop
6:25 pm - 10:24 amYYZ-STL
16h 59m2 stops
$588United Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 22
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$663Air Canada
Find Deal
Wed, Jan 8 - Wed, Jan 22
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$670Air Canada
Find Deal
Wed, Jan 8 - Wed, Jan 22
10:16 am - 9:25 pmSTL-YYZ
10h 09m1 stop
$399American Airlines
Find Deal
Wed, Jan 1
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$537Air Canada
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Wed, Jan 1
6:25 am - 4:06 pmSTL-YYZ
8h 41m2 stops
$545United Airlines
Find Deal
Wed, Jan 1
4:27 pm - 11:55 pmSTL-YYZ
30h 28m1 stop
7:10 am - 11:28 pmYYZ-STL
17h 18m1 stop
Thu, Dec 26 - Tue, Dec 31
4:27 pm - 11:55 pmSTL-YYZ
30h 28m1 stop
7:10 am - 11:40 pmYYZ-STL
17h 30m1 stop
Thu, Dec 26 - Wed, Jan 1
4:27 pm - 11:45 amSTL-YYZ
18h 18m2 stops
7:05 am - 3:21 pmYYZ-STL
9h 16m1 stop
Thu, Dec 26 - Tue, Dec 31
4:27 pm - 11:42 amSTL-YYZ
18h 15m1 stop
2:00 pm - 11:40 pmYYZ-STL
10h 40m2 stops
Thu, Dec 26 - Wed, Jan 1
12:55 pm - 12:39 pmSTL-YYZ
22h 44m2 stops
6:30 am - 10:06 pmYYZ-STL
16h 36m1 stop
$893WestJet
Find Deal
Fri, Dec 27 - Sun, Dec 29
6:25 am - 6:24 pmSTL-YYZ
10h 59m2 stops
8:30 pm - 12:29 pmYYZ-STL
16h 59m2 stops
$1,296United Airlines
Find Deal
Fri, Dec 27 - Sun, Dec 29
10:13 am - 10:30 pmSTL-YYZ
11h 17m2 stops
7:00 am - 4:59 pmYYZ-STL
10h 59m2 stops
$1,422Delta
Find Deal
Thu, Dec 26 - Tue, Dec 31
10:13 am - 4:14 pmSTL-YYZ
5h 01m1 stop
7:00 pm - 10:06 pmYYZ-STL
28h 06m2 stops
$1,425WestJet
Find Deal
Thu, Dec 26 - Tue, Dec 31
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,507United Airlines
Find Deal
Thu, Dec 26 - Wed, Jan 1
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
6:52 am - 10:47 amYYZ-STL
4h 55m1 stop
$1,536Air Canada
Find Deal
Fri, Dec 27 - Sun, Dec 29
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$614Air Canada
Find Deal
Mon, Jan 27 - Sun, Feb 2
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$617United Airlines
Find Deal
Thu, Jan 16 - Sun, Jan 19
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$618United Airlines
Find Deal
Mon, Feb 3 - Mon, Feb 10
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$663Air Canada
Find Deal
Wed, Jan 8 - Wed, Jan 22
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$670Air Canada
Find Deal
Wed, Jan 8 - Wed, Jan 22
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$723Air Canada
Find Deal
Wed, Jan 8 - Sat, Jan 11
9:40 am - 12:40 pmSTL-YYZ
2h 00mnonstop
2:10 pm - 3:16 pmYYZ-STL
2h 06mnonstop
$830United Airlines
Find Deal
Tue, Jun 10 - Tue, Jun 17
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,045United Airlines
Find Deal
Sat, Feb 8 - Sat, Feb 15

Delta flights from St. Louis to Toronto Pearson Intl Airport

Our best Delta deals on St. Louis to Toronto Pearson Intl Airport flight tickets
Delta
Jan 8
STL6:05 amLambert-St Louis
9h 06m
1 stop
YYZ4:11 pmToronto Pearson Intl
Jan 22
YYZ5:05 pmToronto Pearson Intl
16h 53m
1 stop
STL8:58 amLambert-St Louis
Delta
Jan 16
STL6:05 amLambert-St Louis
9h 06m
1 stop
YYZ4:11 pmToronto Pearson Intl
Jan 22
YYZ7:55 amToronto Pearson Intl
9h 58m
1 stop
STL4:53 pmLambert-St Louis
Delta
Jan 8
STL6:05 amLambert-St Louis
9h 06m
1 stop
YYZ4:11 pmToronto Pearson Intl
Jan 22
YYZ7:55 amToronto Pearson Intl
9h 58m
1 stop
STL4:53 pmLambert-St Louis

Air Canada flights from St. Louis to Toronto Pearson Intl Airport

Our best Air Canada deals on St. Louis to Toronto Pearson Intl Airport flight tickets
Air Canada
Jan 8
STL3:50 pmLambert-St Louis
1h 55m
YYZ6:45 pmToronto Pearson Intl
Jan 22
YYZ1:50 pmToronto Pearson Intl
2h 16m
STL3:06 pmLambert-St Louis
Air Canada
Jan 8
STL3:50 pmLambert-St Louis
1h 55m
YYZ6:45 pmToronto Pearson Intl
Jan 22
YYZ1:50 pmToronto Pearson Intl
2h 16m
STL3:06 pmLambert-St Louis
Air Canada
Jan 8
STL3:50 pmLambert-St Louis
1h 55m
YYZ6:45 pmToronto Pearson Intl
Jan 11
YYZ1:50 pmToronto Pearson Intl
2h 16m
STL3:06 pmLambert-St Louis

See travel insights to Toronto from

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

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 St. Louis and Toronto Pearson Intl Airport?

What is the cheapest month to fly to Toronto Pearson Intl Airport?

The cheapest month to fly to Toronto Pearson Intl Airport from St. Louis is in May. Flight prices, which tend to average around $231, are often lower during this time because this is during the off-season. If you don’t want to visit Toronto Pearson Intl Airport in May, then you should wait until February to fly from St. Louis, when ticket prices are also cheap, with an average price of $268.

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

The cheapest day to depart from St. Louis to Toronto Pearson Intl Airport is on a Wednesday when prices can be found for as low as $304. The most expensive day to fly to Toronto Pearson Intl Airport is Friday, with ticket prices averaging around $541.

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

Flying to Toronto Pearson Intl Airport from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $239 when looking at flights departing at noon. Flights in the morning are often more expensive with an average ticket price of $484.

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

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

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

In general, most travelers find the cheapest time to book a flight to Toronto Pearson Intl Airport is about 53 days prior to their departure date when tickets on average are $439. In the past 72 hours, momondo users found flights from St. Louis to Toronto Pearson Intl Airport for as low as $196.

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

There are 3 cabin classes available to choose from on Lambert-St Louis to Toronto Pearson Intl 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 Pearson Intl Airport flights?

You could potentially save up to 49% on your flight if you consider stops on a St. Louis to Toronto Pearson Intl Airport flight.

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

As of December 2024, prices for St. Louis to Toronto Pearson Intl Airport flights are approximately 32% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Toronto Pearson Intl Airport

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

Cheap St. Louis to Toronto Pearson Intl Airport (STL to YYZ) flight deals and tips

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

Best Price Found

$399

Fastest flight time

1h 55m

Direct flights

Tue, Wed, Thu, Fri and Sun
The best one-way flight to Toronto Pearson Intl Airport from St. Louis in the past 72 hours is $399. The best round-trip flight deal from St. Louis to Toronto Pearson Intl Airport found on momondo in the last 72 hours is $238.
The fastest flight from St. Louis to Toronto Pearson Intl Airport takes 1h 55m
Direct flights go from St. Louis to Toronto Pearson Intl Airport on Tuesday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: United Airlines and Air Canada.

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

    A flight from Lambert-St Louis to Toronto Pearson Intl will travel around 650.6 mi. 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 Pearson Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Toronto Pearson Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Toronto Pearson Intl Airport.

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

    The required travel and health documents for your Toronto Pearson Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Toronto Pearson Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


Best airlines flying from St. Louis to Toronto Pearson Intl Airport

Compare and see reviews for airlines that fly from St. Louis to Toronto Pearson Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $202Free CancellationRating
7.0
8,426 reviews
Search Air Canada flights
United AirlinesPriceFrom $226Free CancellationRating
7.4
9,006 reviews
Search United Airlines flights
American AirlinesPriceFrom $304Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • United Airlines Flights From St. Louis to Toronto Pearson Intl Airport

    United Airlines operates around 7 flights from St. Louis to Toronto Pearson Intl Airport every week. The average price of these flights found in the last 72 hours has been $562, but momondo users have found United Airlines deals from St. Louis to Toronto Pearson Intl Airport from as low as $226 round-trip. United Airlines has been scored 7.4/10 in 9,007 reviews.

  • Air Canada Flights From St. Louis to Toronto Pearson Intl Airport

    Air Canada (7.0/10 from 8,426 reviews) operates around 3 flights from St. Louis to Toronto Pearson Intl Airport in any given week. The average Air Canada airfare for this route is around $478, with deals from around $202 rare but found on momondo. Referenced prices are for round-trip St. Louis to Toronto Pearson Intl Airport flight searches in the last 72 hours.


Why use momondo?

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

Finding the right flight to Toronto from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Toronto quick and easy, saving you time and money.

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

All flight searches from St. Louis to Toronto on momondo can be filtered to show those which offer flexible booking policies.

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.


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