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

Return flights

21 Oct - 24 Oct	Ryanair
31 Oct - 10 Nov	Royal Air Maroc
23 Oct - 30 Oct	Iberia
21 Oct - 26 Oct	Ryanair
21 Oct - 25 Nov	Ryanair
31 Oct - 28 Nov	Royal Air Maroc
31 Oct - 16 Nov	Ryanair
31 Oct - 14 Nov	Royal Air Maroc
21 Oct - 04 Nov	Ryanair
21 Oct - 05 Nov	Ryanair
16 Oct - 08 Nov	Ryanair
22 Oct - 29 Oct	Virgin Atlantic
22 Oct - 24 Nov	Virgin Atlantic
21 Oct - 08 Nov	Ryanair
19 Oct - 22 Oct	Vueling Airlines
16 Oct - 25 Oct	Ryanair
22 Oct - 26 Oct	Ryanair
19 Oct - 26 Oct	Vueling Airlines
23 Oct - 27 Oct	TAP
20 Oct - 25 Oct	Ryanair

Also check the deals for one-way flights from Barcelona to Mexico City 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 Mexico City in October from 786€

Return flights