AirHint found the following cheapest return flights from Oslo (OSL) to Keflavik (KEF) in January 2027 (see full year).
Return flights
| 25 Jan - 05 Feb | easyJet | ||
| 24 Jan - 31 Jan | Icelandair | direct | |
| 25 Jan - 05 Feb | Icelandair | direct | |
| 29 Jan - 13 Feb | Scandinavian Airlines | ||
| 29 Jan - 13 Feb | Icelandair | direct |
Also check the deals for one-way flights from Oslo to Keflavik in January.
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