AirHint found the following cheapest return flights from St. John's (YYT) to Cancun (CUN) in October 2025 (see full year).

Return flights

13 Oct - 20 Oct	Air Canada
15 Oct - 21 Oct	Air Canada
01 Oct - 13 Oct	Air Canada
07 Oct - 14 Oct	Air Canada
01 Oct - 22 Oct	Air Canada
14 Oct - 20 Oct	Air Canada
08 Oct - 29 Oct	Air Canada
15 Oct - 29 Oct	Air Canada
08 Oct - 27 Oct	Air Canada
15 Oct - 05 Nov	Air Canada
13 Oct - 04 Nov	Air Canada
20 Oct - 03 Nov	Air Canada
07 Oct - 28 Oct	Air Canada
14 Oct - 04 Nov	Air Canada
15 Oct - 12 Nov	Air Canada
28 Oct - 18 Nov	Air Canada
29 Oct - 19 Nov	Air Canada
29 Oct - 26 Nov	Air Canada
28 Oct - 17 Nov	Air Canada
07 Oct - 01 Nov	Air Canada

Also check the deals for one-way flights from St. John's 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 St. John's to Cancun in October from 341€

Return flights