AirHint found the following cheapest return flights from Berlin (BER) to Sofia (SOF) in December 2026 (see full year).
Return flights
| 14 Dec - 21 Dec | Wizz Air | ||
| 11 Dec - 14 Dec | Ryanair | ||
| 13 Dec - 20 Dec | Air Serbia | ||
| 18 Dec - 11 Jan | Air Serbia | ||
| 17 Dec - 10 Jan | Air Serbia | ||
| 16 Dec - 08 Jan | Air Serbia |
Also check the deals for one-way flights from Berlin to Sofia in December.
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