Cheapest return flights from Toronto to Montreal in September from 236€

Best time to book flights for Toronto (YYZ) to Montreal (YUL) flights at AirHint

AirHint found the following cheapest return flights from Toronto (YYZ) to Montreal (YUL) in September 2025 (see full year).

Return flights

22 Sep - 24 Sep WestJet direct
20 Sep - 04 Oct WestJet direct
06 Sep - 16 Sep WestJet direct
15 Sep - 17 Sep WestJet direct
15 Sep - 15 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 19 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 21 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 23 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 25 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 27 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 29 Sep Porter Airlines (Canada) Ltd direct
15 Sep - 01 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 03 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 05 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 02 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 04 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 06 Oct Porter Airlines (Canada) Ltd direct
10 Sep - 01 Oct Porter Airlines (Canada) Ltd direct
12 Sep - 01 Oct Porter Airlines (Canada) Ltd direct
12 Sep - 03 Oct Porter Airlines (Canada) Ltd direct

Also check the deals for one-way flights from Toronto to Montreal in September.

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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