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

Return flights

20 Oct - 30 Oct	Iberia
14 Oct - 23 Oct	Iberia
28 Oct - 07 Nov	Iberia
23 Oct - 30 Oct	Iberia
16 Oct - 23 Oct	Iberia
03 Oct - 21 Oct	Iberia
03 Oct - 15 Oct	Iberia
06 Oct - 20 Oct	Iberia
01 Oct - 13 Nov	Iberia
14 Oct - 24 Oct	Iberia
28 Oct - 10 Nov	Iberia
01 Oct - 15 Oct	Iberia
22 Oct - 13 Nov	Iberia
16 Oct - 24 Oct	Iberia
30 Oct - 08 Nov	Iberia
30 Oct - 12 Nov	Iberia
30 Oct - 10 Nov	Iberia
16 Oct - 08 Nov	Iberia
30 Oct - 11 Nov	Iberia
30 Oct - 06 Nov	Iberia

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 $557

Return flights