AirHint found the following cheapest return flights from Quebec (YQB) to Cancun (CUN) in October 2025 (see full year).

Return flights

27 Oct - 29 Oct	United
28 Oct - 31 Oct	United
27 Oct - 30 Oct	United
26 Oct - 01 Nov	United
18 Oct - 05 Nov	United
27 Oct - 02 Nov	United
27 Oct - 03 Nov	United
01 Oct - 30 Oct	United
26 Oct - 29 Oct	Air Canada
18 Oct - 21 Oct	United
29 Oct - 05 Nov	Air Canada
25 Oct - 02 Nov	United
07 Oct - 15 Oct	United
14 Oct - 28 Oct	United
15 Oct - 29 Oct	United
29 Oct - 06 Nov	United
26 Oct - 30 Oct	Air Canada
28 Oct - 11 Nov	Air Canada
29 Oct - 22 Nov	Air Canada
29 Oct - 07 Nov	Air Canada

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

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 October from $291

Return flights