AirHint found the following cheapest return flights from Biarritz-bayonne (BIQ) to Basel (BSL) in March 2026 (see full year).
Return flights
| 13 Mar - 17 Mar | KLM | ||
| 05 Mar - 08 Mar | KLM | ||
| 18 Mar - 22 Mar | Air France | ||
| 02 Mar - 03 Mar | Air France | ||
| 02 Mar - 04 Mar | Air France | ||
| 03 Mar - 04 Mar | Air France | ||
| 01 Mar - 03 Mar | KLM |
Also check the deals for one-way flights from Biarritz-bayonne to Basel in March.
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