Cheapest return flights from Copenhagen to Keflavik in December from $213

Best time to book flights for Copenhagen (CPH) to Keflavik (KEF) flights at AirHint

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

Return flights

14 Dec - 17 Dec Scandinavian Airlines direct
12 Dec - 14 Dec Scandinavian Airlines direct
19 Dec - 21 Dec Scandinavian Airlines direct
26 Dec - 28 Dec Scandinavian Airlines direct
05 Dec - 07 Dec Icelandair direct

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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