Cheap flights from St. Louis to Toronto

Round-trip
Economy
St. Louis (STL)
Toronto (YTO)
Fri 11/27
Fri 12/4
Any month
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Flight information for St. Louis to Toronto
(STL to YTO)

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Toronto
Best Price Found $223 The best flight deal from St. Louis to Toronto found on momondo in the last 72 hours is $223
Fastest flight time 4h 40m The fastest flight from St. Louis to Toronto takes 4h 40m.
Direct flights None There are no direct flights from St. Louis to Toronto. Popular non-direct route for this connection is Lambert-St Louis - Toronto Pearson Intl.
Airports in Toronto 4 airports There are 4 airports near Toronto: Toronto Kitchener-Waterloo (YKF), Toronto Pearson Intl (YYZ), Toronto Island (YTZ), Toronto Hamilton (YHM)

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 to Toronto?
December
The cheapest time of year to fly to Toronto from St. Louis is December. Most expensive is October
What is the cheapest day to fly to Toronto?
Thursday
The cheapest day of the week is typically Thursday. The most expensive is typically Monday
When is the cheapest time to fly to Toronto?
in the evening
St. Louis to Toronto flights are approximately 55% more expensive at noon than in the evening
What is the cheapest airline that flies to Toronto?
WestJet
WestJet, American Airlines, and Delta are the most popular carriers operating from St. Louis to Toronto
What is the cheapest route?
Lambert-St Louis - Toronto Pearson Intl
Fly from Lambert-St Louis to Toronto Pearson Intl for the best St. Louis - Toronto flight prices
STL
Lambert-St Louis
YYZ
Toronto Pearson Intl
When is the cheapest time to book a flight to Toronto?
34 days before
The cheapest time to buy a flight from St. Louis to Toronto is approximately 34 days to departure
60
Days before departure
0

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 three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Toronto by changing tabs
Cheapest
Best
Quickest
Air Canada
Feb 26
STL
Lambert-St Louis
10h 09m
1 stop
YYZ
Toronto Pearson Intl
Mar 3
YYZ
Toronto Pearson Intl
2h 09m
STL
Lambert-St Louis
American Airlines
Dec 6
STL
Lambert-St Louis
6h 15m
1 stop
YYZ
Toronto Pearson Intl
Dec 30
YYZ
Toronto Pearson Intl
6h 28m
1 stop
STL
Lambert-St Louis
Multiple Airlines
Dec 14
STL
Lambert-St Louis
4h 40m
1 stop
YYZ
Toronto Pearson Intl
Dec 19
YYZ
Toronto Pearson Intl
5h 54m
1 stop
STL
Lambert-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 American Airlines and Air Canada
Cheapest
Best
Quickest
American Airlines
Nov 17
STL
Lambert-St Louis
6h 38m
1 stop
YYZ
Toronto Pearson Intl
Air Canada
Nov 17
STL
Lambert-St Louis
11h 21m
2 stops
YYZ
Toronto Pearson Intl
Multiple Airlines
Nov 23
STL
Lambert-St Louis
13h 47m
2 stops
YYZ
Toronto Pearson Intl

Which airlines flying from Lambert-St Louis to Toronto have COVID-19 safety policies in place?

Airlines such as Delta have taken additional precautions to make sure you’re safer while traveling. Airlines flying from Lambert-St Louis to Toronto are working to protect travelers. Some of these new policies include temperature checks, pre-flight testing, sanitization of key touchpoints, as well as mask requirements when onboard. Some airlines have even implemented socially distanced seating for a limited time. Policies will vary by airline.

Are airlines flying from Lambert-St Louis to Toronto offering flexible cancellation due to COVID-19?

Due to the global impact of COVID-19, some of our airline partners operating flights from Lambert-St Louis to Toronto, such as Air Canada, American Airlines, and United Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.


Alternative routes for St. Louis to Toronto

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
St. Louis to Ottawa Flights
Fastest flight time
4h 48m
Cheapest price
$259

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