Cheapest return flights from St. Louis to Toronto, anytime from $227

Cheapest return flight deals per destination from St. Louis (STL) to Toronto (YYZ)  from $227

Cheapest return flights from St. Louis to Toronto in the next 12 months. Click a price to see the available cheapest deals for each month.

Return flights

December 2023
January 2024
February 2024
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November 2024

Also check the deals for one-way flights from St. Louis to Toronto.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to get all the dates and secure these cheap prices.

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