AirHint found the following cheapest return flights from Detroit (DTW) to Oslo (OSL) in March 2026 (see full year).
Return flights
| 18 Mar - 25 Mar | Delta | ||
| 06 Mar - 12 Mar | Lufthansa | ||
| 09 Mar - 22 Mar | Turkish Airlines | ||
| 14 Mar - 24 Mar | Spirit Airlines | ||
| 22 Mar - 29 Mar | Frontier Airlines |
Also check the deals for one-way flights from Detroit to Oslo in March.
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