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

Return flights

25 Oct - 18 Nov	LATAM Airlines Group
28 Oct - 11 Nov	LATAM Airlines Group
26 Oct - 16 Nov	LATAM Airlines Group
21 Oct - 15 Nov	LATAM Airlines Group
21 Oct - 18 Nov	LATAM Airlines Group
17 Oct - 27 Nov	ITA Airways
28 Oct - 27 Nov	ITA Airways
31 Oct - 21 Nov	ITA Airways
21 Oct - 26 Nov	ITA Airways
22 Oct - 26 Nov	ITA Airways
16 Oct - 29 Oct	Air Europa
19 Oct - 27 Oct	Avianca
16 Oct - 27 Oct	Air Europa
20 Oct - 30 Oct	Air Europa
20 Oct - 28 Oct	Air Europa
16 Oct - 30 Oct	Air Europa
22 Oct - 27 Oct	Iberia
20 Oct - 21 Oct	Air Europa
19 Oct - 26 Oct	LATAM Airlines Group
16 Oct - 23 Oct	Air Europa

Also check the deals for one-way flights from Buenos Aires to Barcelona 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 Buenos Aires to Barcelona in October from 798€

Return flights