AirHint found the following cheapest return flights from Copenhagen (CPH) to Oslo (OSL) in December 2026 (see full year).
Return flights
| 08 Dec - 08 Dec | Norwegian | direct | |
| 04 Dec - 11 Dec | Norwegian | direct | |
| 28 Dec - 29 Dec | Scandinavian Airlines | direct | |
| 19 Dec - 26 Dec | Scandinavian Airlines | direct | |
| 25 Dec - 03 Jan | Scandinavian Airlines |
Also check the deals for one-way flights from Copenhagen to Oslo in December.
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