AirHint found the following cheapest return flights from Basel (BSL) to Oslo (OSL) in March 2026 (see full year).
Return flights
| 29 Mar - 10 Apr | Wizz Air | ||
| 30 Mar - 08 Apr | Wizz Air | ||
| 23 Mar - 31 Mar | Wizz Air | ||
| 25 Mar - 01 Apr | Wizz Air | ||
| 24 Mar - 31 Mar | easyJet | ||
| 27 Mar - 29 Mar | Wizz Air | ||
| 26 Mar - 01 Apr | Lufthansa |
Also check the deals for one-way flights from Basel to Oslo in March.
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