Cheapest return flights from Copenhagen to Keflavik in December from $207

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

Return flights

11 Dec - 14 Dec Fly Play direct
04 Dec - 07 Dec Fly Play direct
04 Dec - 09 Dec Scandinavian Airlines direct
08 Dec - 11 Dec Scandinavian Airlines direct
05 Dec - 08 Dec Scandinavian Airlines direct
14 Dec - 17 Dec Scandinavian Airlines direct
06 Dec - 09 Dec Scandinavian Airlines
03 Dec - 10 Dec Scandinavian Airlines direct
09 Dec - 12 Dec Scandinavian Airlines direct
18 Dec - 21 Dec Fly Play direct
28 Dec - 04 Jan Icelandair
19 Dec - 03 Jan Icelandair direct
30 Dec - 03 Jan Scandinavian Airlines
27 Dec - 01 Jan Icelandair direct
31 Dec - 03 Jan Scandinavian Airlines
29 Dec - 01 Jan Scandinavian Airlines

Also check the deals for one-way flights from Copenhagen 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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