Cheapest one-way flights from Oslo to Keflavik in December from $95

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

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

One-Way flights

02 Dec Scandinavian Airlines
11 Dec Scandinavian Airlines direct
15 Dec Scandinavian Airlines
02 Dec Icelandair direct
31 Dec Icelandair direct
26 Dec Ryanair
15 Dec Icelandair direct
26 Dec Icelandair direct

Also check the deals for return flights from Oslo to Keflavik 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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