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
01 May - 18 May	Air Canada
08 May - 25 May	Air Canada
18 May - 17 Jun	Iberia For Level	direct
01 May - 09 May	Air Canada
13 May - 28 May	Avianca
01 May - 15 May	Avianca
05 May - 18 May	Air Canada
25 May - 14 Jun	Lufthansa
05 May - 28 May	Lufthansa
02 May - 01 Jun	Lufthansa
01 May - 31 May	Lufthansa
01 May - 22 May	Lufthansa
26 May - 15 Jun	Lufthansa
18 May - 09 Jun	Iberia	direct
02 May - 01 Jun	Iberia For Level	direct
26 May - 15 Jun	Iberia For Level	direct

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 680€

Return flights