AirHint found the following cheapest return flights from Amsterdam (AMS) to Basel (BSL) in December 2026 (see full year).
Return flights
| 05 Dec - 07 Dec | Lufthansa | ||
| 18 Dec - 24 Dec | KLM | direct | |
| 18 Dec - 05 Jan | KLM | direct | |
| 05 Dec - 07 Dec | KLM | direct |
Also check the deals for one-way flights from Amsterdam to Basel in December.
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