Cheap flights from Saint Louis to Toronto
Compare hundreds of airlines Saint Louis–Toronto
Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Saint Louis to Toronto, a about 1,063 km route (around 1h 50m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Air Canada, United Airlines operate this route.
The airports on this route
About 22 km from downtown Toronto
Getting around: UP Express train to Union Station, buses, taxis and apps
The UP Express reaches Union Station in ~25 min — it nearly always beats traffic.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Saint Louis to Toronto?
Prices vary by season; use the price calendar to find the cheapest month.
How long is the flight from Saint Louis to Toronto?
A nonstop flight takes about 1h 50m and covers around 1,063 km. Connecting itineraries take longer.
Are there direct flights from Saint Louis to Toronto?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Saint Louis to Toronto?
Air Canada, United Airlines operate this route, among others. Compare them all in the results.
When should I book Saint Louis–Toronto flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Saint Louis → Toronto · Live fares from 100+ sites — free, with no hidden fees.