AirHint found the following cheapest return flights from Warsaw (WMI) to Luxemburg (LUX) in December 2025 (see full year).
Return flights
| 09 Dec - 12 Dec | Ryanair | ||
| 12 Dec - 14 Dec | Ryanair | ||
| 31 Dec - 01 Jan | Wizz Air | ||
| 04 Dec - 07 Dec | Ryanair | ||
| 30 Dec - 06 Jan | Ryanair |
Also check the deals for one-way flights from Warsaw to Luxemburg in December.
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