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

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

Return flights

02 Dec - 11 Dec United
03 Dec - 11 Dec United
02 Dec - 12 Dec United
10 Dec - 23 Dec WestJet
02 Dec - 16 Dec WestJet
07 Dec - 14 Dec Air Canada
10 Dec - 24 Dec WestJet
10 Dec - 17 Dec WestJet
09 Dec - 16 Dec WestJet
02 Dec - 14 Dec WestJet
16 Dec - 13 Jan WestJet
16 Dec - 14 Jan WestJet
30 Dec - 13 Jan WestJet
16 Dec - 15 Jan WestJet
10 Dec - 07 Jan Porter Airlines (Canada) Ltd
31 Dec - 30 Jan Porter Airlines (Canada) Ltd
31 Dec - 08 Jan Air Canada
30 Dec - 16 Jan Porter Airlines (Canada) Ltd
30 Dec - 09 Jan Porter Airlines (Canada) Ltd
23 Dec - 20 Jan WestJet

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

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