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Cheap flights from St. Louis to Toronto from $112

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 5/14. 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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Wed 5/1
Wed 5/8

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Easily compare round-trip flights from St. Louis to Toronto

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Toronto by changing tabs
Multiple Airlines
May 16
STL7:45 amLambert-St Louis
10h 50m
2 stops
YYZ7:35 pmToronto Pearson Intl
May 17
YYZ8:15 pmToronto Pearson Intl
15h 13m
1 stop
STL10:28 amLambert-St Louis
Delta
Jun 8
STL6:06 amLambert-St Louis
4h 32m
1 stop
YYZ11:38 amToronto Pearson Intl
Jun 12
YYZ6:30 amToronto Pearson Intl
9h 00m
1 stop
STL2:30 pmLambert-St Louis
United Airlines
Jul 1
STL8:05 amLambert-St Louis
7h 58m
1 stop
YYZ5:03 pmToronto Pearson Intl
Jul 1
YYZ9:00 pmToronto Pearson Intl
18h 18m
1 stop
STL2:18 pmLambert-St Louis
American Airlines
Jul 2
STL6:09 amLambert-St Louis
4h 45m
1 stop
YYZ11:54 amToronto Pearson Intl
Jul 2
YYZ3:45 pmToronto Pearson Intl
9h 18m
1 stop
STL12:03 amLambert-St Louis
Air Canada
May 15
STL4:05 pmLambert-St Louis
2h 01m
YYZ7:06 pmToronto Pearson Intl
May 16
YYZ6:55 pmToronto Pearson Intl
2h 06m
STL8:01 pmLambert-St Louis
WestJet
May 24
STL3:27 pmLambert-St Louis
7h 30m
1 stop
YYZ11:57 pmToronto Pearson Intl
May 26
YYZ6:04 amToronto Pearson Intl
4h 15m
1 stop
STL9:19 amLambert-St Louis

Find the cheapest one-way flights from St. Louis to Toronto

If you're looking for one-way flights from St. Louis to Toronto, view some of our deals below provided by Air Canada and United Airlines
Multiple Airlines
May 14
STL7:51 pmLambert-St Louis
9h 44m
1 stop
YYZ6:35 amToronto Pearson Intl
Multiple Airlines
May 14
STL4:50 pmLambert-St Louis
12h 45m
2 stops
YYZ6:35 amToronto Pearson Intl
United Airlines
Jul 2
STL4:05 pmLambert-St Louis
1h 59m
YYZ7:04 pmToronto Pearson Intl

Search last-minute flights to Toronto from St. Louis

Find and compare round-trip flight prices for your last-minute flight from St. Louis to Toronto
Multiple Airlines
May 1
STL11:33 amLambert-St Louis
23h 50m
2 stops
YYZ12:23 pmToronto Pearson Intl
May 6
YYZ10:40 amToronto Pearson Intl
24h 04m
2 stops
STL9:44 amLambert-St Louis
Delta
May 1
STL12:59 pmLambert-St Louis
8h 47m
1 stop
YYZ10:46 pmToronto Pearson Intl
May 6
YYZ6:30 amToronto Pearson Intl
8h 43m
1 stop
STL2:13 pmLambert-St Louis
Multiple Airlines
May 1
STL11:33 amLambert-St Louis
23h 50m
2 stops
YYZ12:23 pmToronto Pearson Intl
May 6
YYZ6:30 amToronto Pearson Intl
32h 14m
3 stops
STL1:44 pmLambert-St Louis
Multiple Airlines
May 1
STL11:33 amLambert-St Louis
10h 14m
1 stop
YYZ10:47 pmToronto Pearson Intl
May 6
YYZ10:40 amToronto Pearson Intl
24h 04m
2 stops
STL9:44 amLambert-St Louis
Multiple Airlines
May 1
STL11:49 amLambert-St Louis
19h 57m
1 stop
YYZ8:46 amToronto Pearson Intl
May 6
YYZ6:55 pmToronto Pearson Intl
2h 06m
STL8:01 pmLambert-St Louis
Multiple Airlines
May 1
STL5:50 pmLambert-St Louis
2h 05m
YYZ8:55 pmToronto Pearson Intl
May 6
YYZ6:55 pmToronto Pearson Intl
2h 06m
STL8:01 pmLambert-St Louis

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 $183Free CancellationRating
7.0
6,864 reviews
Search Air Canada flights
United AirlinesPriceFrom $229Free CancellationRating
7.4
11,228 reviews
Search United Airlines flights
American AirlinesPriceFrom $276Free CancellationRating
7.3
14,889 reviews
Search American Airlines flights
  • United Airlines Flights From St. Louis to Toronto

    United Airlines flight deals from St. Louis to Toronto start from $229 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $560 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 $183 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $289. Air Canada operates 7 flights to Toronto from St. Louis in an average week. Users have rated it 7.0/10 across 6,864 reviews.


Air Canada flights from St. Louis to Toronto

Our best Air Canada deals on St. Louis to Toronto flight tickets
Air Canada
May 15
STL4:05 pmLambert-St Louis
2h 01m
YYZ7:06 pmToronto Pearson Intl
May 16
YYZ6:55 pmToronto Pearson Intl
2h 06m
STL8:01 pmLambert-St Louis
Air Canada
May 15
STL1:37 pmLambert-St Louis
8h 11m
1 stop
YYZ10:48 pmToronto Pearson Intl
May 16
YYZ6:55 pmToronto Pearson Intl
2h 06m
STL8:01 pmLambert-St Louis
Air Canada
May 18
STL5:25 pmLambert-St Louis
5h 33m
1 stop
YYZ11:58 pmToronto Pearson Intl
May 25
YYZ2:15 pmToronto Pearson Intl
2h 06m
STL3:21 pmLambert-St Louis

WestJet flights from St. Louis to Toronto

Our best WestJet deals on St. Louis to Toronto flight tickets
WestJet
May 24
STL3:27 pmLambert-St Louis
7h 30m
1 stop
YYZ11:57 pmToronto Pearson Intl
May 26
YYZ6:04 amToronto Pearson Intl
4h 15m
1 stop
STL9:19 amLambert-St Louis
WestJet
May 24
STL3:27 pmLambert-St Louis
7h 30m
1 stop
YYZ11:57 pmToronto Pearson Intl
May 27
YYZ12:00 pmToronto Pearson Intl
10h 52m
2 stops
STL9:52 pmLambert-St Louis
WestJet
Jul 1
STL6:00 amLambert-St Louis
5h 10m
1 stop
YYZ12:10 pmToronto Pearson Intl
Jul 1
YYZ8:00 pmToronto Pearson Intl
14h 10m
2 stops
STL9:10 amLambert-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 cheapest month to fly from St. Louis to Toronto?

October. The cheapest time of year to fly to Toronto from St. Louis is October. Most expensive is April

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

Sunday. The cheapest day of the week is typically Sunday. 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 40% more expensive in the morning than at noon

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

Air Canada. Air Canada, American Airlines, and United 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?

51 days before. The cheapest time to buy a flight from St. Louis to Toronto is approximately 51 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 2 per day as of April 2024. The most frequent departure time is 4:00PM, with 100% of daily flights leaving in the afternoon.

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

As of April 2024, 14 flights take off from St. Louis and land in Toronto each week. The most common flight departure day for this route is Sunday, with 14% 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 29% on your flight if you consider stops on a St. Louis to Toronto flight.

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

$112

Fastest flight time

1h 54m

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 $112. The best round-trip flight deal from St. Louis to Toronto found on momondo in the last 72 hours is $322.
The fastest flight from St. Louis to Toronto takes 1h 54m
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?

    The straight-line distance from Lambert-St Louis to Toronto is 659.9 mi. A reasonable flight in good conditions will take 1h 54m.

  • 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.


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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1 adult
From?
To?
Wed 5/1
Wed 5/8
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Find better results for your stay in Canada

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Airports listed have a maximum distance of 52.0 mi from Toronto