AirHint found the following cheapest return flights from Stockholm (ARN) to Basel (BSL) in December 2025 (see full year).
Return flights
| 28 Dec - 31 Dec | Wizz Air | ||
| 30 Dec - 09 Jan | Lufthansa | ||
| 30 Dec - 06 Jan | KLM | ||
| 29 Dec - 05 Jan | KLM | ||
| 27 Dec - 31 Dec | KLM | ||
| 27 Dec - 30 Dec | KLM | ||
| 27 Dec - 29 Dec | KLM |
Also check the deals for one-way flights from Stockholm to Basel in December.
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