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

Return flights

12 May - 25 May	Air Canada
05 May - 25 May	Air Canada
19 May - 25 May	Air Canada
06 May - 23 May	Air Canada
08 May - 25 May	Air Canada
07 May - 25 May	Air Canada
01 May - 29 May	Air France
05 May - 29 May	Air France
20 May - 11 Jun	Air France
29 May - 04 Jun	Air France
20 May - 04 Jun	Air France
20 May - 06 Jun	Air France
05 May - 16 May	Air Canada
26 May - 15 Jun	Air France
25 May - 15 Jun	Air France
18 May - 25 May	Air Canada
27 May - 15 Jun	Air France
16 May - 15 Jun	Air France
23 May - 15 Jun	Air France
20 May - 02 Jun	Air France

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

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 May from 603€

Return flights