CA $254 Cheap Flights from Toronto (YTO) to St. Louis (STL)

Popular airlines from Toronto to St. Louis, MO (STL-Lambert-St. Louis Intl.)

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Cheap flights from Toronto (YTO) to St. Louis (STL)

Prices were available within the past 7 days and start at CA $254 for one-way flights and CA $437 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
United
Air Canada
Delta
WestJet

Find the cheapest month to fly from Toronto (YTO) to St. Louis (STL)

June is typically the cheapest month to fly

From CA $446 - CA $651 per traveller.

Graph displaying average flight prices per month

Flight from Toronto to St. Louis (YYZ - STL) route information
Origin airport
Pearson Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
CA $436
Distance
1046 km

Ontario to St. Louis Flights

The easy way to book your flights from Toronto to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Toronto whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Toronto to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from YTO-All Airports, YTO to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Toronto to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Toronto currently is just CA $437 rising to CA $758.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Toronto 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from Toronto (YTO-All Airports) to STL?
The lowest price advertised for a round-trip flight from Toronto (YTO-All Airports) to Lambert-St. Louis Intl. Airport (STL) is CA $437. But you better get moving. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Toronto (YTO-All Airports) to Lambert-St. Louis Intl. Airport (STL)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Toronto (YTO-All Airports) to Lambert Field that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Toronto (YTO-All Airports) to St. Louis Lambert International Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Toronto (YTO-All Airports) to STL?
The flight distance from Toronto (YTO-All Airports) (YTO) to STL (STL) is just 1,050 kilometers. You'll be walking down the air bridge and grabbing your bags from the carousel in no time.
Which airlines fly direct from Toronto (YTO-All Airports) to St. Louis Lambert International Airport?
If you'd like to fly directly from Toronto (YTO-All Airports) to Lambert-St. Louis Intl. Airport (STL), Air Canada (AC) is a great choice. It operates 30 flights every month between Ontario and St. Louis.
Are Toronto (YTO-All Airports) to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
It is possible to find amazing last-minute deals from Toronto (YTO-All Airports) to St. Louis Lambert International Airport, but it's also possible to miss out entirely! As many airlines advertise prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can feel confident knowing you're always getting the latest offers.

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