AirHint found the following cheapest return flights from Barcelona (BCN) to Sofia (SOF) in December 2026 (see full year).
Return flights
| 10 Dec - 14 Dec | Wizz Air | direct | |
| 06 Dec - 10 Dec | Wizz Air | direct | |
| 10 Dec - 11 Dec | Wizz Air | direct | |
| 05 Dec - 08 Dec | Wizz Air | direct | |
| 04 Dec - 08 Dec | Wizz Air | direct | |
| 23 Dec - 27 Dec | Wizz Air Malta |
Also check the deals for one-way flights from Barcelona to Sofia in December.
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