Cheapest return flights from Oslo to Keflavik in December from 105€

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

Return flights

08 Dec - 11 Dec Scandinavian Airlines direct
01 Dec - 08 Dec Scandinavian Airlines direct
02 Dec - 04 Dec Scandinavian Airlines
11 Dec - 14 Dec Scandinavian Airlines direct
07 Dec - 10 Dec Icelandair direct
03 Dec - 06 Dec Icelandair direct
14 Dec - 17 Dec Scandinavian Airlines
21 Dec - 30 Dec Ryanair
19 Dec - 22 Dec Scandinavian Airlines
20 Dec - 23 Dec Scandinavian Airlines
21 Dec - 09 Jan Scandinavian Airlines
27 Dec - 03 Jan Scandinavian Airlines
23 Dec - 03 Jan Scandinavian Airlines
24 Dec - 04 Jan Ryanair
21 Dec - 03 Jan Ryanair
26 Dec - 01 Jan Scandinavian Airlines
22 Dec - 04 Jan LOT
24 Dec - 01 Jan LOT
24 Dec - 03 Jan Ryanair
27 Dec - 01 Jan Scandinavian Airlines

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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