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

Return flights

21 Apr - 07 May	LATAM Airlines Group
22 Apr - 22 May	LATAM Airlines Group
21 Apr - 04 May	LATAM Airlines Group
27 Apr - 11 May	LATAM Airlines Group
10 Apr - 01 May	LATAM Airlines Group
27 Apr - 20 May	Air Canada
18 Apr - 03 May	Air Canada
23 Apr - 12 May	Air Canada
16 Apr - 20 May	Air Canada
23 Apr - 08 May	Air Canada
09 Apr - 30 Apr	Aerolineas Argentinas
08 Apr - 22 Apr	Air Canada
02 Apr - 21 Apr	Air Canada
02 Apr - 22 Apr	Air Canada
11 Apr - 26 Apr	Air Canada
02 Apr - 24 Apr	Aerolineas Argentinas
01 Apr - 25 Apr	Aerolineas Argentinas
17 Apr - 28 Apr	Avianca
09 Apr - 23 Apr	Avianca
08 Apr - 30 Apr	Avianca

Also check the deals for one-way flights from Buenos Aires to Barcelona 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 Buenos Aires to Barcelona in April from $945

Return flights