AirHint found the following cheapest return flights from Karlsruhe/Baden-Baden (FKB) to Banja Luka (BNX) in December 2025 (see full year).
Return flights
| 05 Dec - 08 Dec | Ryanair | direct | |
| 05 Dec - 19 Dec | Ryanair | direct | |
| 22 Dec - 04 Jan | Ryanair | direct | |
| 22 Dec - 01 Jan | Ryanair | direct | |
| 19 Dec - 01 Jan | Ryanair | direct | |
| 22 Dec - 09 Jan | Ryanair | direct |
Also check the deals for one-way flights from Karlsruhe/Baden-Baden to Banja Luka in December.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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