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

Return flights

22 Mar - 12 Apr	Air France
21 Mar - 12 Apr	Air France
20 Mar - 12 Apr	Air France
27 Mar - 12 Apr	Air France
20 Mar - 30 Mar	Air France
19 Mar - 12 Apr	Air France
01 Mar - 23 Mar	Delta
01 Mar - 17 Mar	Delta
01 Mar - 10 Mar	Delta
03 Mar - 23 Mar	Delta
03 Mar - 17 Mar	Delta
20 Mar - 31 Mar	Air France
01 Mar - 20 Mar	Delta
03 Mar - 15 Mar	Delta
03 Mar - 16 Mar	Delta
18 Mar - 12 Apr	Air France
17 Mar - 15 Apr	ITA Airways
18 Mar - 15 Apr	ITA Airways
13 Mar - 04 Apr	ITA Airways
25 Mar - 22 Apr	ITA Airways

Also check the deals for one-way flights from Barcelona to Buenos Aires in March.

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 March from $798

Return flights