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

Return flights

17 Mar - 24 Mar	United
24 Mar - 31 Mar	United
09 Mar - 17 Mar	United
23 Mar - 31 Mar	United
19 Mar - 31 Mar	United
19 Mar - 24 Mar	United
19 Mar - 14 Apr	United
19 Mar - 29 Apr	United
19 Mar - 23 Apr	United
10 Mar - 17 Mar	United
09 Mar - 16 Apr	Porter Airlines (Canada) Ltd
02 Mar - 13 Mar	WestJet
24 Mar - 01 Apr	Air Transat	direct
25 Mar - 01 Apr	Air Transat	direct
25 Mar - 14 Apr	Air Transat	direct
26 Mar - 01 Apr	Air Transat	direct
05 Mar - 20 Apr	Air Transat	direct
04 Mar - 01 Apr	Air Canada	direct
09 Mar - 16 Mar	United
24 Mar - 30 Mar	United

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

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 March from 253€

Return flights