Cheapest return flights from Montreal to Cancun in October from $288

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

Return flights

28 Oct - 01 Nov United
28 Oct - 31 Oct United
25 Oct - 01 Nov United
27 Oct - 31 Oct WestJet
27 Oct - 04 Nov WestJet
29 Oct - 03 Nov WestJet
29 Oct - 04 Nov WestJet
29 Oct - 05 Nov WestJet
29 Oct - 01 Nov United
27 Oct - 03 Nov WestJet
25 Oct - 29 Oct United
25 Oct - 27 Oct United
29 Oct - 06 Nov WestJet
29 Oct - 12 Nov WestJet
25 Oct - 28 Oct United
27 Oct - 30 Oct WestJet
26 Oct - 31 Oct United
28 Oct - 30 Oct United
25 Oct - 30 Oct United
26 Oct - 30 Oct Porter Airlines (Canada) Ltd

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

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