AirHint found the following cheapest return flights from Munster (FMO) to Sofia (SOF) in December 2025 (see full year).
Return flights
| 08 Dec - 11 Dec | Ryanair | ||
| 08 Dec - 09 Dec | Ryanair | ||
| 23 Dec - 28 Dec | Lufthansa | ||
| 25 Dec - 01 Jan | Lufthansa |
Also check the deals for one-way flights from Munster to Sofia in December.
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