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

Return flights

31 Mar - 20 Apr	Air Canada
31 Mar - 30 Apr	Air Canada
02 Mar - 12 Mar	Iberia For Level	direct
09 Mar - 23 Mar	Delta
03 Mar - 17 Mar	Delta
09 Mar - 22 Mar	Delta
03 Mar - 23 Mar	Delta
08 Mar - 18 Mar	Delta
01 Mar - 18 Mar	Delta
16 Mar - 23 Mar	Delta
03 Mar - 14 Mar	Iberia For Level	direct
06 Mar - 16 Mar	Iberia For Level	direct
26 Mar - 13 Apr	Lufthansa
16 Mar - 21 Apr	Iberia For Level	direct
02 Mar - 21 Apr	Iberia For Level	direct
16 Mar - 15 Apr	Iberia For Level	direct
18 Mar - 21 Apr	Iberia For Level	direct
14 Mar - 14 Apr	Iberia For Level	direct
20 Mar - 07 Apr	Lufthansa
25 Mar - 15 Apr	Lufthansa

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 706€

Return flights