Cheapest one-way flights from Chicago to Toronto in August from $224

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 August 2025 (see full year).

One-Way flights

01 Aug Porter Airlines (Canada) Ltd direct
18 Aug Porter Airlines (Canada) Ltd direct
05 Aug Porter Airlines (Canada) Ltd direct
06 Aug Porter Airlines (Canada) Ltd direct
02 Aug Porter Airlines (Canada) Ltd direct
08 Aug Porter Airlines (Canada) Ltd direct
21 Aug Air Transat direct

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

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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