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

Return flights

15 Dec - 19 Dec	easyJet
01 Dec - 07 Dec	easyJet
01 Dec - 06 Dec	Ryanair
03 Dec - 06 Dec	Ryanair
02 Dec - 07 Dec	Ryanair
03 Dec - 07 Dec	Ryanair
09 Dec - 12 Dec	KLM
12 Dec - 14 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
14 Dec - 19 Dec	easyJet
23 Dec - 21 Jan	Ryanair
22 Dec - 21 Jan	easyJet
22 Dec - 20 Jan	easyJet
22 Dec - 11 Jan	easyJet
20 Dec - 11 Jan	Ryanair
23 Dec - 09 Jan	Ryanair
23 Dec - 07 Jan	Ryanair
26 Dec - 13 Jan	SWISS
22 Dec - 08 Jan	easyJet
22 Dec - 09 Jan	easyJet

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 116€

Return flights