Cheapest return flights from Chicago to Toronto in May from 216€

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

AirHint found the following cheapest return flights from Chicago (MDW) to Toronto (YTZ) in May 2025 (see full year).

Return flights

18 May - 21 May Porter Airlines (Canada) Ltd direct
04 May - 05 May Porter Airlines (Canada) Ltd direct
08 May - 13 May Porter Airlines (Canada) Ltd direct
16 May - 18 May Porter Airlines (Canada) Ltd direct
10 May - 12 May Porter Airlines (Canada) Ltd direct
06 May - 21 May Porter Airlines (Canada) Ltd direct
06 May - 19 May Porter Airlines (Canada) Ltd direct
06 May - 07 May Porter Airlines (Canada) Ltd direct
06 May - 11 May Porter Airlines (Canada) Ltd direct
06 May - 10 May Porter Airlines (Canada) Ltd direct
12 May - 02 Jun Porter Airlines (Canada) Ltd direct
18 May - 03 Jun Porter Airlines (Canada) Ltd direct
18 May - 02 Jun Porter Airlines (Canada) Ltd direct
24 May - 03 Jun Porter Airlines (Canada) Ltd direct
24 May - 02 Jun Porter Airlines (Canada) Ltd direct
24 May - 11 Jun Porter Airlines (Canada) Ltd direct
31 May - 03 Jun Porter Airlines (Canada) Ltd direct
31 May - 02 Jun Porter Airlines (Canada) Ltd direct
31 May - 11 Jun Porter Airlines (Canada) Ltd direct
21 May - 03 Jun Porter Airlines (Canada) Ltd direct

Also check the deals for one-way flights from Chicago to Toronto in May.

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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 book and secure these cheap prices.

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