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

Return flights

01 Dec - 06 Dec	Delta
01 Dec - 09 Dec	SWISS
01 Dec - 15 Dec	SWISS
07 Dec - 27 Dec	Turkish Airlines
01 Dec - 28 Dec	Turkish Airlines
01 Dec - 20 Dec	Turkish Airlines
01 Dec - 27 Dec	Turkish Airlines
15 Dec - 25 Dec	Turkish Airlines
03 Dec - 13 Dec	Turkish Airlines
02 Dec - 17 Dec	Lufthansa
05 Dec - 02 Jan	Ryanair
24 Dec - 05 Jan	Lufthansa
24 Dec - 02 Jan	Lufthansa
01 Dec - 02 Jan	SWISS
12 Dec - 05 Jan	ITA Airways
12 Dec - 06 Jan	ITA Airways
02 Dec - 01 Jan	ITA Airways
11 Dec - 06 Jan	ITA Airways
03 Dec - 04 Jan	ITA Airways
02 Dec - 04 Jan	ITA Airways

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

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 December from 941€

Return flights