AirHint found the following cheapest one-way flights from Karlsruhe/Baden-Baden (FKB) to Budapest (BUD) in December 2025 (see full year).
One-Way flights
| 17 Dec | Wizz Air Malta | ||
| 22 Dec | Ryanair | ||
| 28 Dec | Wizz Air Malta | ||
| 18 Dec | Ryanair | ||
| 19 Dec | Ryanair |
Also check the deals for return flights from Karlsruhe/Baden-Baden to Budapest in December.
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