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Cheap flights from St. Louis to Toronto from $118

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 1/8. 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.
5:00 pm - 11:50 pmSTL-YYZ
29h 50m3 stops
8:00 pm - 3:21 pmYYZ-STL
20h 21m2 stops
jue., dic. 12 - lun., dic. 16
10:17 pm - 5:55 amSTL-YYZ
30h 38m1 stop
11:05 pm - 4:26 pmYYZ-STL
18h 21m2 stops
mar., nov. 26 - lun., dic. 2
6:00 am - 11:13 pmSTL-YYZ
16h 13m2 stops
10:21 am - 8:55 pmYYZ-STL
11h 34m1 stop
$438WestJet
Find Deal
lun., dic. 16 - mar., dic. 17
1:35 pm - 8:31 pmSTL-YYZ
5h 56m1 stop
10:35 pm - 11:14 pmYYZ-STL
25h 39m2 stops
$458WestJet
Find Deal
mié., ene. 8 - mié., ene. 8
12:00 pm - 9:20 pmSTL-YYZ
8h 20m1 stop
1:14 pm - 10:09 pmYYZ-STL
9h 55m1 stop
$474American Airlines
Find Deal
mié., ene. 8 - mié., ene. 22
5:45 am - 5:35 pmSTL-YYZ
10h 50m1 stop
6:15 am - 4:21 pmYYZ-STL
11h 06m1 stop
$477American Airlines
Find Deal
lun., dic. 16 - mar., dic. 17
6:30 am - 3:45 pmSTL-YYZ
8h 15m1 stop
6:40 pm - 3:38 pmYYZ-STL
21h 58m1 stop
$516United Airlines
Find Deal
mié., ene. 8 - mié., ene. 8
8:00 am - 9:25 pmSTL-YYZ
12h 25m1 stop
10:00 am - 9:45 pmYYZ-STL
12h 45m2 stops
$538United Airlines
Find Deal
mié., ene. 8 - mié., ene. 22
8:05 am - 3:45 pmSTL-YYZ
6h 40m1 stop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$540Air Canada
Find Deal
jue., dic. 12 - jue., dic. 19
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
8:00 am - 12:19 pmYYZ-STL
5h 19m1 stop
$571Air Canada
Find Deal
jue., nov. 28 - dom., dic. 8
5:05 pm - 9:54 amSTL-YYZ
15h 49m1 stop
mié., ene. 8
6:30 am - 7:20 pmSTL-YYZ
11h 50m2 stops
$248United Airlines
Find Deal
mié., ene. 8
12:15 pm - 11:53 pmSTL-YYZ
34h 38m3 stops
mié., ene. 8
6:29 am - 11:22 amSTL-YYZ
3h 53m1 stop
$284Delta
Find Deal
dom., dic. 29
12:15 pm - 10:58 pmSTL-YYZ
9h 43m3 stops
lun., abr. 21
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$295United Airlines
Find Deal
mié., ene. 8
3:15 pm - 11:06 pmSTL-YYZ
6h 51m1 stop
$321Air Canada
Find Deal
lun., abr. 21
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$349United Airlines
Find Deal
dom., dic. 29
5:50 pm - 10:52 pmSTL-YYZ
4h 02m1 stop
$355WestJet
Find Deal
dom., ene. 19
6:45 am - 11:38 amSTL-YYZ
3h 53m1 stop
$434WestJet
Find Deal
mar., abr. 1
8:56 am - 11:35 pmSTL-YYZ
13h 39m1 stop
7:05 am - 4:34 pmYYZ-STL
10h 29m1 stop
vie., nov. 15 - dom., nov. 17
8:56 am - 11:35 pmSTL-YYZ
13h 39m1 stop
11:05 pm - 4:34 pmYYZ-STL
18h 29m2 stops
vie., nov. 15 - sáb., nov. 16
8:56 am - 11:35 pmSTL-YYZ
13h 39m1 stop
7:05 am - 4:34 pmYYZ-STL
10h 29m1 stop
vie., nov. 15 - sáb., nov. 16
9:50 am - 9:51 pmSTL-YYZ
11h 01m2 stops
7:00 am - 1:30 pmYYZ-STL
31h 30m3 stops
$1,009
Find Deal
vie., nov. 15 - dom., nov. 17
9:50 am - 9:51 pmSTL-YYZ
11h 01m2 stops
8:20 pm - 4:34 pmYYZ-STL
21h 14m2 stops
$1,024
Find Deal
vie., nov. 15 - sáb., nov. 16
9:50 am - 9:51 pmSTL-YYZ
11h 01m2 stops
7:40 am - 4:34 pmYYZ-STL
9h 54m1 stop
$1,029
Find Deal
vie., nov. 15 - dom., nov. 17
5:40 pm - 11:59 pmSTL-YYZ
5h 19m1 stop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,596United Airlines
Find Deal
vie., nov. 15 - sáb., nov. 16
6:00 am - 11:34 pmSTL-YYZ
16h 34m2 stops
10:35 pm - 11:41 pmYYZ-STL
26h 06m2 stops
$1,982WestJet
Find Deal
vie., nov. 15 - dom., nov. 17
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$2,221United Airlines
Find Deal
vie., nov. 15 - sáb., nov. 16
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
6:52 am - 10:27 amYYZ-STL
4h 35m1 stop
$2,237Air Canada
Find Deal
vie., nov. 15 - dom., nov. 17
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$605Air Canada
Find Deal
jue., nov. 28 - dom., dic. 8
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$638Air Canada
Find Deal
mié., ene. 8 - sáb., ene. 11
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$670Air Canada
Find Deal
mar., dic. 3 - jue., dic. 5
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$693Air Canada
Find Deal
vie., dic. 6 - dom., dic. 8
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$793United Airlines
Find Deal
vie., dic. 13 - jue., dic. 19
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$829United Airlines
Find Deal
lun., dic. 2 - vie., dic. 6
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$928Air Canada
Find Deal
dom., dic. 1 - vie., dic. 6
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,054Air Canada
Find Deal
mié., nov. 20 - sáb., nov. 30
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,431
Find Deal
sáb., nov. 23 - lun., nov. 25
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$1,493United Airlines
Find Deal
vie., nov. 29 - lun., dic. 2

WestJet flights from St. Louis to Toronto

Our best WestJet deals on St. Louis to Toronto flight tickets
WestJet
Dec 16
STL6:00 amLambert-St Louis
16h 13m
2 stops
YYZ11:13 pmToronto Pearson Intl
Dec 17
YYZ10:21 amToronto Pearson Intl
11h 34m
1 stop
STL8:55 pmLambert-St Louis
WestJet
Jan 8
STL1:35 pmLambert-St Louis
5h 56m
1 stop
YYZ8:31 pmToronto Pearson Intl
Jan 8
YYZ10:35 pmToronto Pearson Intl
25h 39m
2 stops
STL11:14 pmLambert-St Louis
WestJet
Nov 24
STL6:00 amLambert-St Louis
6h 41m
1 stop
YYZ1:41 pmToronto Pearson Intl
Dec 2
YYZ6:15 pmToronto Pearson Intl
6h 26m
1 stop
STL11:41 pmLambert-St Louis

American Airlines flights from St. Louis to Toronto

Our best American Airlines deals on St. Louis to Toronto flight tickets
American Airlines
Jan 8
STL12:00 pmLambert-St Louis
8h 20m
1 stop
YYZ9:20 pmToronto Pearson Intl
Jan 22
YYZ1:14 pmToronto Pearson Intl
9h 55m
1 stop
STL10:09 pmLambert-St Louis
American Airlines
Dec 16
STL5:45 amLambert-St Louis
10h 50m
1 stop
YYZ5:35 pmToronto Pearson Intl
Dec 17
YYZ6:15 amToronto Pearson Intl
11h 06m
1 stop
STL4:21 pmLambert-St Louis
American Airlines
Jan 8
STL5:40 amLambert-St Louis
10h 55m
1 stop
YYZ5:35 pmToronto Pearson Intl
Jan 11
YYZ6:15 amToronto Pearson Intl
8h 52m
1 stop
STL2:07 pmLambert-St Louis

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

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

March. The cheapest time of year to fly to Toronto from St. Louis is March. Most expensive is February

What is the cheapest day to depart St. Louis for Toronto?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Saturday

When is the cheapest time to fly from St. Louis to Toronto?

At noon. St. Louis to Toronto flights are approximately 52% more expensive in the morning than at noon

What is the cheapest airline that flies to Toronto from St. Louis?

Air Canada. Air Canada, United Airlines, and American Airlines are the most popular carriers operating from St. Louis to Toronto

What is the cheapest St. Louis to Toronto flight route?

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

How far in advance should you book St. Louis to Toronto flights?

23 days before. The cheapest time to buy a flight from St. Louis to Toronto is approximately 23 days to departure

How many flights depart from St. Louis to Toronto on average per day?

The number of flights available between St. Louis and Toronto is 1 per day as of November 2024. The most frequent departure time is 3:00PM, with 100% of daily flights leaving in the afternoon.

How many flights depart from St. Louis to Toronto on average per week?

As of November 2024, 9 flights take off from St. Louis and land in Toronto each week. The most common flight departure day for this route is Wednesday, with 22% of weekly flights taking off on this day.

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

You could potentially save up to 51% 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 November 2024, prices for St. Louis to Toronto flights are approximately 54% 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

$118

Fastest flight time

1h 55m

Direct flights

Every day

Airports in Toronto

1 airport
The best one-way flight to Toronto from St. Louis in the past 72 hours is $118. The best round-trip flight deal from St. Louis to Toronto found on momondo in the last 72 hours is $406.
The fastest flight from St. Louis to Toronto takes 1h 55m
Direct flights go from St. Louis to Toronto every day.
There is 1 airport near Toronto: Toronto Pearson Intl (YYZ)

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

    The straight-line distance from Lambert-St Louis to Toronto is 659.9 mi. A reasonable flight in good conditions will take 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 are updated daily.

  • 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 required travel and health documents for your Toronto 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. 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?

  • 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 $197Free CancellationRating
7.0
8,198 reviews
Search Air Canada flights
United AirlinesPriceFrom $225Free CancellationRating
7.4
9,194 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

    United Airlines flight deals from St. Louis to Toronto start from $225 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $533 round-trip - but some users have found much cheaper deals with momondo.

  • Air Canada Flights From St. Louis to Toronto

    Air Canada is also a popular choice for this route. Air Canada flight deals for St. Louis to Toronto start from as low as $197 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $481. Air Canada operates 2 flights to Toronto from St. Louis in an average week. Users have rated it 7.0/10 across 8,198 reviews.


Why use momondo?

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

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 Toronto from St. Louis.

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

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

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

Once you have performed a search for St. Louis to Toronto 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 St. Louis to Toronto right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Toronto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto