AirHint found the following cheapest return flights from Montreal (YUL) to Cancun (CUN) in January 2026 (see full year).

Return flights

06 Jan - 12 Jan	WestJet
21 Jan - 28 Jan	United
20 Jan - 28 Jan	United
20 Jan - 03 Feb	WestJet
05 Jan - 09 Jan	WestJet
11 Jan - 30 Jan	United
27 Jan - 03 Feb	United
28 Jan - 04 Feb	United
08 Jan - 16 Jan	American Airlines
10 Jan - 19 Jan	WestJet
07 Jan - 13 Jan	WestJet
05 Jan - 10 Jan	WestJet
13 Jan - 20 Jan	Porter Airlines (Canada) Ltd
20 Jan - 03 Feb	Air Transat	direct
27 Jan - 03 Feb	Air Transat	direct
28 Jan - 04 Feb	Air Transat	direct
26 Jan - 02 Feb	WestJet
14 Jan - 11 Feb	Air Transat	direct
29 Jan - 19 Feb	Air Canada	direct
29 Jan - 05 Feb	Air Canada	direct

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

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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Cheapest return flights from Montreal to Cancun in January from 289€

Return flights