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

Return flights

02 Dec - 09 Dec	Wizz Air
02 Dec - 07 Dec	Wizz Air
01 Dec - 08 Dec	SWISS
03 Dec - 11 Dec	SWISS
04 Dec - 11 Dec	SWISS
03 Dec - 10 Dec	SWISS
12 Dec - 14 Dec	SWISS
08 Dec - 12 Dec	SWISS
04 Dec - 08 Dec	SWISS
04 Dec - 09 Dec	SWISS
10 Dec - 12 Jan	SWISS
09 Dec - 12 Jan	SWISS
08 Dec - 12 Jan	SWISS
22 Dec - 03 Jan	SWISS
10 Dec - 12 Jan	LOT	direct
09 Dec - 12 Jan	LOT	direct
08 Dec - 12 Jan	LOT	direct

Also check the deals for one-way flights from Warsaw to Luxemburg 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 Warsaw to Luxemburg in December from $136

Return flights