AirHint found the following cheapest return flights from Florence (FLR) to Luxemburg (LUX) in December 2025 (see full year).
Return flights
| 25 Dec - 31 Dec | SWISS | ||
| 28 Dec - 06 Jan | SWISS | ||
| 30 Dec - 06 Jan | Lufthansa | ||
| 10 Dec - 17 Dec | SWISS | ||
| 06 Dec - 07 Dec | KLM | ||
| 30 Dec - 02 Jan | SWISS | ||
| 08 Dec - 13 Dec | Lufthansa |
Also check the deals for one-way flights from Florence to Luxemburg in December.
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