Cheapest one-way flights from Keflavik to Oslo in December from $105

Best time to book flights for Keflavik (KEF) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest one-way flights from Keflavik (KEF) to Oslo (OSL) in December 2025 (see full year).

One-Way flights

04 Dec Scandinavian Airlines direct
01 Dec Scandinavian Airlines direct
11 Dec Scandinavian Airlines direct
08 Dec Scandinavian Airlines direct
17 Dec Scandinavian Airlines direct
15 Dec Scandinavian Airlines direct
16 Dec Scandinavian Airlines direct
15 Dec Scandinavian Airlines
14 Dec Scandinavian Airlines
12 Dec easyJet

Also check the deals for return flights from Keflavik to Oslo in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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