Cheap flights from Toronto Pearson Intl Airport to St. Louis from C$ 219
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 Pearson Intl Airport to St. Louis departing on 15/7. 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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Air Canada flights from Toronto Pearson Intl Airport to St. Louis
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Delta flights from Toronto Pearson Intl Airport to St. Louis
Our best Delta deals on Toronto Pearson Intl Airport to St. Louis flight tickets
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How to get the cheapest flight ticket from Toronto Pearson Intl Airport 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 Pearson Intl Airport and St. Louis?
What is the cheapest month to fly to St. Louis?
The month of May is, on average, the cheapest month to fly to St. Louis from Toronto Pearson Intl Airport, with most prices found around C$ 548. If you don’t want to visit St. Louis in May, then you should wait until June to fly from Toronto Pearson Intl Airport, when ticket prices are also cheap, with an average price of C$ 578.
What is the cheapest day to depart on your flight to St. Louis?
Our data shows that Thursday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as C$ 600. The most expensive day to fly to St. Louis is Monday, with ticket prices averaging around C$ 749.
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 morning when flights can be purchased for as low as C$ 534. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 683 on average. Flights to St. Louis from Toronto Pearson Intl Airport at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Toronto Pearson Intl to Lambert-St Louis flight route?
Fly from Toronto Pearson Intl to Lambert-St Louis for the best Toronto Pearson Intl - 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 Pearson Intl Airport when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around C$ 664 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Toronto Pearson Intl Airport for as low as C$ 466 on momondo.
What cabin class options are available on Toronto Pearson Intl to Lambert-St Louis flights?
There are 1 cabin classes available to choose from on Toronto Pearson Intl 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.
What is the cheapest airline that flies from Toronto Pearson Intl to Lambert-St Louis?
Air Canada, American Airlines, and United Airlines are the most popular carriers operating from Toronto Pearson Intl to Lambert-St Louis
Which airlines fly to St. Louis?
Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to St. Louis from Toronto Pearson Intl Airport according to our data. Air Canada is the first choice among our users, with 77% of people opting to fly with this airline when travelling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
How many flights depart from Toronto Pearson Intl Airport to St. Louis on average per day?
The number of flights available between Toronto Pearson Intl Airport and St. Louis is 3 per day as of June 2025. The most frequent departure time is 6:00p.m., with 53% of daily flights leaving in the evening.
How many flights depart from Toronto Pearson Intl Airport to St. Louis on average per week?
The number of flights available between Toronto Pearson Intl Airport and St. Louis is 24 per week as of June 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.
When to book flights from Toronto Pearson Intl Airport to St. Louis
Cheap Toronto Pearson Intl Airport to St. Louis (YYZ to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Toronto Pearson Intl Airport to St. Louis
Best price found | C$ 219 |
|---|---|
Fastest flight time | 2h 03m |
Direct flights | Every day |
Airports in St. Louis | 1 airport |
How far is Toronto Pearson Intl to Lambert-St Louis by plane?
The distance between Toronto Pearson Intl and Lambert-St Louis is about 1047.0 km. Typically, this will take 2h 03m by plane in normal conditions.
When did momondo last update prices for flights from Toronto Pearson Intl Airport to Lambert-St Louis Airport?
Prices for flights from Toronto Pearson Intl Airport to Lambert-St Louis Airport are updated daily.
How many operators does momondo search for flights from Toronto Pearson Intl Airport to Lambert-St Louis Airport?
There are 3 operators available for flights from Toronto Pearson Intl Airport to Lambert-St Louis Airport as of June 2025.
How old do you have to be to fly from Toronto Pearson Intl Airport to Lambert-St Louis 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 Toronto Pearson Intl Airport 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 Pearson Intl Airport to St. Louis?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Toronto Pearson Intl Airport to St. Louis is Canadair (Bombardier) Regional Jet 900 (56.65% of total bookings). The next most popular plane models are Airbus A220-300 (37.93%), Airbus A319 (1.48%), and Airbus A320-100/200 (1.48%).
What is the most popular airline from Toronto Pearson Intl Airport to St. Louis?
Based on momondo bookings for flights between Toronto Pearson Intl Airport and St. Louis, the leading airline is Air Canada, making up 77% of the total bookings. Other popular airlines include United Airlines with 20% and WestJet with 3%.
Best airlines flying from Toronto Pearson Intl Airport to St. Louis
Compare and see reviews for airlines that fly from Toronto Pearson Intl Airport to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 468 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom C$ 474 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom C$ 552 | Free Cancellation | Rating 7.2 2,868 reviews |
United Airlines Flights From Toronto Pearson Intl Airport to St. Louis
United Airlines operates around 14 flights from Toronto Pearson Intl Airport to St. Louis every week. The average price of these flights found in the last 72 hours has been C$ 489, but momondo users have found United Airlines deals from Toronto Pearson Intl Airport to St. Louis from as low as C$ 347 round-trip. United Airlines has been scored 7.4/10 in 8,790 reviews.
Air Canada Flights From Toronto Pearson Intl Airport to St. Louis
C$ 342 is the best Air Canada flight deal from Toronto Pearson Intl Airport to St. Louis found on momondo over the last 72 hours. The average Air Canada ticket price found was closer to C$ 484, however, with flight time and availability significantly affecting the price. Air Canada (7.1/10 from 9,531 user reviews) flies into St. Louis from Toronto Pearson Intl Airport 10 times in an average week so prices can vary.
Travelling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy 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 enables you to select and highlight flights to St. Louis from Toronto with this policy.
How can momondo help me find flights from Toronto to St. Louis?
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 St. Louis from Toronto.
I’m not ready to book a flight from Toronto to St. Louis right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to St. Louis from Toronto. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.