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

Return flights

13 Apr - 26 Apr	Air Canada
14 Apr - 29 Apr	Air Canada
15 Apr - 22 Apr	Air Canada
17 Apr - 29 Apr	Air Canada
15 Apr - 04 May	Air Canada
14 Apr - 06 May	Air Canada
15 Apr - 06 May	Air Canada
28 Apr - 11 May	Air Canada
15 Apr - 13 May	Air Canada
21 Apr - 13 May	Air Canada
01 Apr - 19 Apr	Avianca
01 Apr - 22 Apr	Avianca
01 Apr - 20 Apr	Avianca
07 Apr - 26 Apr	Avianca
01 Apr - 12 Apr	Avianca
01 Apr - 15 Apr	Avianca
24 Apr - 10 May	Avianca
25 Apr - 11 May	Avianca
14 Apr - 14 May	Avianca
01 Apr - 20 May	Avianca

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Barcelona to Buenos Aires in April from 726€

Return flights