AirHint found the following cheapest one-way flights from Barcelona (BCN) to Buenos Aires (EZE) in August 2025 (see full year).

One-Way flights

30 Aug	Boliviana de Aviacion
27 Aug	Avianca
25 Aug	Avianca
29 Aug	TAP
24 Aug	Vueling Airlines
31 Aug	Air Europa
24 Aug	Iberia For Level	direct
29 Aug	Iberia For Level	direct
30 Aug	Iberia For Level	direct
28 Aug	Iberia For Level	direct

Also check the deals for return flights from Barcelona to Buenos Aires in August.

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 one-way flights from Barcelona to Buenos Aires in August from $512

One-Way flights