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

Return flights

11 Mar - 25 Mar	ITA Airways
01 Mar - 21 Mar	Delta
01 Mar - 17 Mar	Delta
04 Mar - 17 Mar	Delta
03 Mar - 21 Mar	Delta
02 Mar - 15 Mar	Delta
10 Mar - 17 Mar	Delta
02 Mar - 08 Mar	Delta
05 Mar - 21 Mar	Delta
02 Mar - 21 Mar	Delta
01 Mar - 15 Apr	Delta
02 Mar - 15 Apr	Delta
18 Mar - 15 Apr	Delta
25 Mar - 15 Apr	Delta
25 Mar - 20 Apr	Delta
18 Mar - 08 Apr	Delta
04 Mar - 15 Apr	Delta
10 Mar - 08 Apr	Delta
17 Mar - 08 Apr	Delta
17 Mar - 15 Apr	Delta

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 $797

Return flights