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

Return flights

22 Apr - 20 May	Air Canada
10 Apr - 29 Apr	Air Canada
14 Apr - 27 Apr	Air Canada
01 Apr - 15 Apr	Air Canada
28 Apr - 25 May	Air Canada
14 Apr - 11 May	Air Canada
14 Apr - 04 May	Air Canada
08 Apr - 20 Apr	Air Canada
01 Apr - 20 Apr	Air Canada
03 Apr - 13 Apr	Air Canada
12 Apr - 25 Apr	Air Canada
24 Apr - 02 May	Lufthansa
30 Apr - 15 May	Lufthansa
17 Apr - 03 May	Lufthansa
09 Apr - 25 Apr	Lufthansa
15 Apr - 31 May	KLM
04 Apr - 18 Apr	Lufthansa
27 Apr - 24 May	Lufthansa
06 Apr - 26 May	Lufthansa
04 Apr - 19 Apr	Lufthansa

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

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 April from $846

Return flights