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

Return flights

15 Dec - 18 Dec	easyJet
18 Dec - 21 Dec	Ryanair
15 Dec - 19 Dec	Ryanair
18 Dec - 23 Dec	Ryanair
10 Dec - 13 Dec	SWISS
10 Dec - 17 Dec	SWISS
16 Dec - 21 Dec	Ryanair
18 Dec - 22 Dec	Ryanair
11 Dec - 14 Dec	easyJet
15 Dec - 17 Dec	Ryanair
31 Dec - 09 Jan	Ryanair
22 Dec - 11 Jan	Ryanair
31 Dec - 10 Jan	Ryanair
22 Dec - 09 Jan	Ryanair
21 Dec - 06 Jan	Ryanair
17 Dec - 06 Jan	Ryanair
18 Dec - 05 Jan	Ryanair
30 Dec - 06 Jan	Lufthansa
16 Dec - 04 Jan	Ryanair
26 Dec - 06 Jan	Lufthansa

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 131€

Return flights