AirHint found the following cheapest return flights from Quebec (YQB) to Cancun (CUN) in May 2026 (see full year).

Return flights

05 May - 12 May	United
03 May - 05 May	United
06 May - 27 May	United
20 May - 27 May	Air Canada
15 May - 22 May	Air Canada
14 May - 21 May	Air Canada
17 May - 24 May	Air Canada
18 May - 25 May	Air Canada
20 May - 16 Jun	Air Canada
06 May - 14 May	United
06 May - 16 May	United
13 May - 01 Jun	United
12 May - 05 Jun	Air Canada
31 May - 07 Jun	Air Canada
15 May - 08 Jun	Air Canada
28 May - 06 Jun	Air Canada
28 May - 04 Jun	Air Canada
30 May - 06 Jun	Air Canada
28 May - 07 Jun	Air Canada
31 May - 07 Jun	Air Transat	direct

Also check the deals for one-way flights from Quebec to Cancun in May.

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 Quebec to Cancun in May from 302€

Return flights