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

Return flights

16 Dec - 08 Jan	easyJet
04 Dec - 21 Dec	easyJet
11 Dec - 15 Dec	easyJet
10 Dec - 15 Dec	easyJet
11 Dec - 14 Dec	easyJet
03 Dec - 20 Dec	easyJet
13 Dec - 16 Dec	Ryanair
10 Dec - 16 Dec	easyJet
04 Dec - 09 Dec	easyJet
10 Dec - 14 Dec	easyJet
01 Dec - 04 Dec	easyJet
16 Dec - 04 Jan	easyJet
17 Dec - 04 Jan	easyJet
16 Dec - 03 Jan	easyJet
22 Dec - 04 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
18 Dec - 04 Jan	Ryanair
12 Dec - 03 Jan	easyJet
26 Dec - 02 Jan	easyJet
30 Dec - 01 Jan	Ryanair

Also check the deals for one-way flights from Luxemburg to Warsaw 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 Warsaw in December from $118

Return flights