Cheapest one-way flights from Chicago to Toronto in October from $288

Best time to book flights for Chicago (MDW) to Toronto (YTZ) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (MDW) to Toronto (YTZ) in October 2025 (see full year).

One-Way flights

13 Oct Porter Airlines (Canada) Ltd direct
14 Oct Porter Airlines (Canada) Ltd direct

Also check the deals for return flights from Chicago to Toronto in October.

Skyscanner

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 book and secure these cheap prices.

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