AirHint found the following cheapest return flights from Bilbao (BIO) to Berlin (BER) in December 2026 (see full year).
Return flights
| 01 Dec - 06 Dec | Lufthansa | ||
| 11 Dec - 15 Dec | Lufthansa | ||
| 19 Dec - 23 Dec | KLM | ||
| 22 Dec - 27 Dec | KLM | ||
| 21 Dec - 25 Dec | KLM | ||
| 05 Dec - 08 Dec | Air Europa | ||
| 21 Dec - 25 Dec | Eurowings | direct |
Also check the deals for one-way flights from Bilbao to Berlin in December.
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