AirHint found the following cheapest return flights from Los Angeles (LAX) to Athens (ATH) in December 2025 (see full year).

Return flights

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

Also check the deals for one-way flights from Los Angeles to Athens 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 Los Angeles to Athens in December from $561

Return flights