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

Return flights

03 Dec - 09 Dec	Lufthansa
01 Dec - 15 Dec	Lufthansa
05 Dec - 16 Dec	Lufthansa
30 Dec - 24 Jan	SWISS
31 Dec - 24 Jan	Lufthansa
02 Dec - 07 Dec	SWISS
09 Dec - 16 Dec	Lufthansa
02 Dec - 09 Dec	Lufthansa
29 Dec - 24 Jan	Iberia
07 Dec - 17 Dec	Lufthansa
11 Dec - 14 Dec	KLM
06 Dec - 17 Dec	Air Canada
07 Dec - 18 Dec	ITA Airways
26 Dec - 12 Jan	Scandinavian Airlines
25 Dec - 17 Jan	Scandinavian Airlines
26 Dec - 17 Jan	Scandinavian Airlines
13 Dec - 17 Jan	Brussels Airlines
26 Dec - 18 Jan	Scandinavian Airlines
23 Dec - 17 Jan	Air France
13 Dec - 18 Jan	Brussels Airlines

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 $430

Return flights