Cheapest return flights from Montreal to Cancun in September from $290

Best time to book flights for Montreal (YUL) to Cancun (CUN) flights at AirHint

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

Return flights

22 Sep - 29 Sep Arajet
29 Sep - 06 Oct Arajet
15 Sep - 23 Sep WestJet
08 Sep - 15 Sep WestJet
08 Sep - 17 Sep WestJet
09 Sep - 16 Sep WestJet
15 Sep - 22 Sep WestJet
06 Sep - 20 Sep United
12 Sep - 19 Sep Arajet
01 Sep - 08 Sep Arajet
26 Sep - 03 Oct Arajet
01 Sep - 30 Sep WestJet
24 Sep - 01 Oct WestJet
30 Sep - 07 Oct WestJet
25 Sep - 02 Oct WestJet
28 Sep - 05 Oct WestJet
27 Sep - 04 Oct Air Transat direct

Also check the deals for one-way flights from Montreal to Cancun 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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