Cheapest return flights from Oslo to Keflavik in December from 152€

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

Return flights

03 Dec - 08 Dec Wizz Air
05 Dec - 12 Jan Wizz Air
01 Dec - 08 Dec Wizz Air
18 Dec - 22 Dec Scandinavian Airlines direct
11 Dec - 18 Dec Wizz Air
04 Dec - 07 Dec KLM
11 Dec - 18 Dec Icelandair direct
07 Dec - 10 Dec Icelandair direct
04 Dec - 07 Dec Icelandair direct
11 Dec - 14 Dec KLM
29 Dec - 08 Jan Scandinavian Airlines
23 Dec - 30 Dec Scandinavian Airlines
29 Dec - 08 Jan Scandinavian Airlines direct
30 Dec - 03 Jan Scandinavian Airlines
28 Dec - 03 Jan Scandinavian Airlines direct
30 Dec - 04 Jan Scandinavian Airlines
05 Dec - 12 Jan Icelandair direct
30 Dec - 02 Jan Scandinavian Airlines
29 Dec - 01 Jan Icelandair direct
31 Dec - 03 Jan Icelandair direct

Also check the deals for one-way flights from Oslo to Keflavik in December.

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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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