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

Return flights

08 Oct - 18 Oct	Air Transat
08 Oct - 17 Oct	Air Transat
06 Oct - 26 Nov	Air Canada
07 Oct - 27 Nov	Air Canada
06 Oct - 16 Oct	Air Canada
30 Oct - 05 Nov	Air Canada
03 Oct - 04 Nov	Air Canada
29 Oct - 05 Nov	Air Canada
03 Oct - 10 Oct	Air Canada
25 Oct - 01 Nov	Air Canada
25 Oct - 12 Nov	Air Canada
25 Oct - 11 Nov	Air Canada
04 Oct - 10 Oct	Ryanair
06 Oct - 15 Oct	United
25 Oct - 02 Nov	United
25 Oct - 15 Nov	United
24 Oct - 30 Oct	Air Canada
23 Oct - 30 Oct	Air Canada
05 Oct - 11 Oct	Air Transat
05 Oct - 12 Oct	easyJet

Also check the deals for one-way flights from Barcelona 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 Barcelona to Cancun in October from 517€

Return flights