AirHint found the following cheapest return flights from Barcelona (BCN) to Buenos Aires (EZE) in October 2026 (see full year).

Return flights

07 Oct - 21 Oct	Air Canada
07 Oct - 15 Oct	Air Canada
07 Oct - 19 Oct	Air Canada
07 Oct - 22 Oct	Air Canada
07 Oct - 17 Oct	Air Canada
06 Oct - 19 Oct	Air Canada
06 Oct - 22 Oct	Air Canada
01 Oct - 14 Oct	Air Canada
01 Oct - 28 Oct	Air Canada
01 Oct - 19 Oct	Air Canada
06 Oct - 15 Nov	Delta
24 Oct - 14 Nov	Iberia
30 Oct - 15 Nov	Delta
23 Oct - 07 Nov	Iberia
01 Oct - 12 Nov	Delta
30 Oct - 11 Nov	Delta
26 Oct - 08 Nov	Iberia
31 Oct - 14 Nov	Iberia
24 Oct - 01 Nov	Iberia
30 Oct - 11 Nov	LEVEL	direct

Also check the deals for one-way flights from Barcelona to Buenos Aires 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 Buenos Aires in October from 597€

Return flights