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

Return flights

27 Jun - 02 Jul	United
24 Jun - 01 Jul	United
28 Jun - 12 Jul	United
24 Jun - 02 Jul	United
24 Jun - 14 Jul	United
27 Jun - 11 Jul	United
24 Jun - 29 Jun	United
24 Jun - 28 Jun	United
27 Jun - 04 Jul	Arajet
24 Jun - 05 Jul	United
30 Jun - 10 Jul	Aeromexico
30 Jun - 09 Jul	Aeromexico
27 Jun - 30 Jun	United
25 Jun - 26 Jun	Air Canada
27 Jun - 29 Jun	United
25 Jun - 29 Jun	United
26 Jun - 30 Jun	United
24 Jun - 28 Jun	Air Transat	direct
24 Jun - 30 Jun	Air Transat	direct
24 Jun - 29 Jun	Air Transat	direct

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

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 June from $346

Return flights