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

Return flights

12 Dec - 19 Dec	easyJet
12 Dec - 14 Dec	easyJet
16 Dec - 09 Jan	Lufthansa
02 Dec - 05 Dec	Aegean Airlines
16 Dec - 19 Dec	KLM
14 Dec - 16 Dec	Ryanair
23 Dec - 09 Jan	Lufthansa
13 Dec - 15 Dec	Ryanair
15 Dec - 08 Jan	SWISS
16 Dec - 30 Dec	Lufthansa
17 Dec - 31 Dec	KLM
02 Dec - 14 Dec	Volotea	direct
02 Dec - 16 Dec	Volotea	direct
30 Dec - 20 Jan	Volotea	direct
22 Dec - 02 Jan	easyJet
31 Dec - 01 Jan	KLM
23 Dec - 06 Jan	Lufthansa
22 Dec - 04 Jan	easyJet
18 Dec - 09 Jan	Ryanair
30 Dec - 16 Jan	Volotea	direct

Also check the deals for one-way flights from Luxemburg 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 Luxemburg to Athens in December from 113€

Return flights