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 - 18 May	Air Canada
01 May - 25 May	Air Canada
08 May - 18 May	Air Canada
23 May - 18 Jun	Air France
25 May - 16 Jun	Air France
14 May - 08 Jun	Lufthansa
13 May - 03 Jun	Lufthansa
07 May - 28 Jun	Lufthansa
10 May - 24 May	LEVEL	direct
03 May - 11 Jun	Lufthansa
04 May - 17 Jun	Lufthansa
03 May - 14 May	Air France
02 May - 14 May	Air France
08 May - 16 May	Air Canada
20 May - 11 Jun	Lufthansa
05 May - 04 Jun	Lufthansa
14 May - 17 May	LEVEL	direct
12 May - 25 May	LEVEL	direct
20 May - 24 Jun	Lufthansa

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 626€

Return flights