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

Return flights

01 Apr - 08 Apr	United
07 Apr - 14 Apr	United
01 Apr - 07 Apr	Arajet
27 Apr - 07 May	Arajet
24 Apr - 01 May	United
08 Apr - 16 Apr	Arajet
13 Apr - 20 Apr	WestJet
14 Apr - 22 Apr	WestJet
01 Apr - 05 Apr	Arajet
02 Apr - 07 Apr	WestJet
12 Apr - 20 Apr	WestJet
12 Apr - 22 Apr	WestJet
29 Apr - 06 May	United
25 Apr - 02 May	United
27 Apr - 04 May	WestJet
28 Apr - 05 May	WestJet
27 Apr - 27 May	WestJet
30 Apr - 07 May	United
26 Apr - 03 May	WestJet
27 Apr - 27 May	Air Transat	direct

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

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 April from $328

Return flights