Cheapest return flights from Montreal to Cancun in September from $301

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

08 Sep - 15 Sep WestJet
03 Sep - 09 Sep United
16 Sep - 23 Sep WestJet
10 Sep - 17 Sep WestJet
09 Sep - 16 Sep WestJet
17 Sep - 24 Sep WestJet
23 Sep - 30 Sep WestJet
09 Sep - 15 Sep WestJet
24 Sep - 01 Oct United
04 Sep - 20 Sep United
12 Sep - 16 Sep WestJet
25 Sep - 02 Oct WestJet
27 Sep - 04 Oct WestJet
19 Sep - 05 Oct WestJet
26 Sep - 03 Oct WestJet
28 Sep - 05 Oct WestJet
18 Sep - 09 Oct Air Transat
18 Sep - 18 Oct Air Transat
18 Sep - 09 Oct Air Transat direct
24 Sep - 01 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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