AirHint found the following cheapest return flights from Orlando (MCO) to Sofia (SOF) in December 2025 (see full year).
Return flights
| 30 Dec - 08 Jan | Lufthansa | ||
| 08 Dec - 11 Jan | Air France | ||
| 12 Dec - 14 Dec | Norse Atlantic Airways (UK) |
Also check the deals for one-way flights from Orlando to Sofia in December.
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