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

Return flights

05 Dec - 07 Dec	easyJet
12 Dec - 14 Dec	easyJet
04 Dec - 07 Dec	easyJet
11 Dec - 14 Dec	Ryanair
05 Dec - 07 Dec	Aegean Airlines	direct
02 Dec - 14 Dec	Volotea	direct
02 Dec - 16 Dec	Volotea	direct
02 Dec - 09 Dec	Volotea	direct
18 Dec - 26 Dec	easyJet
17 Dec - 28 Dec	easyJet
24 Dec - 09 Jan	KLM
30 Dec - 20 Jan	Volotea	direct
22 Dec - 04 Jan	easyJet
21 Dec - 06 Jan	Ryanair
30 Dec - 16 Jan	Volotea	direct
17 Dec - 03 Jan	Lufthansa
31 Dec - 04 Jan	KLM
22 Dec - 06 Jan	Lufthansa
23 Dec - 06 Jan	Lufthansa
16 Dec - 02 Jan	KLM

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 $128

Return flights