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

Return flights

05 Dec - 12 Dec	SWISS
16 Dec - 16 Jan	SWISS
15 Dec - 12 Jan	British Airways
11 Dec - 25 Dec	SWISS
14 Dec - 28 Dec	Air Canada
19 Dec - 28 Dec	Lufthansa
11 Dec - 18 Dec	Turkish Airlines
31 Dec - 07 Jan	Turkish Airlines
19 Dec - 03 Jan	Lufthansa

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 $498

Return flights