AirHint found the following cheapest return flights from Athens (ATH) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec	Delta
04 Dec - 08 Dec	Turkish Airlines
02 Dec - 16 Dec	SWISS
05 Dec - 23 Jan	British Airways
01 Dec - 26 Dec	Delta
22 Dec - 31 Dec	Turkish Airlines
17 Dec - 13 Jan	Turkish Airlines
15 Dec - 30 Dec	Turkish Airlines
05 Dec - 20 Jan	ITA Airways
22 Dec - 12 Jan	Turkish Airlines
29 Dec - 20 Jan	Lufthansa
18 Dec - 11 Jan	Turkish Airlines
02 Dec - 02 Jan	Turkish Airlines
27 Dec - 06 Jan	Turkish Airlines
23 Dec - 30 Dec	Turkish Airlines
18 Dec - 15 Jan	Turkish Airlines
22 Dec - 01 Jan	Turkish Airlines
12 Dec - 28 Dec	Turkish Airlines
20 Dec - 30 Dec	Turkish Airlines

Also check the deals for one-way flights from Athens 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 Athens to Buenos Aires in December from $897

Return flights