Cheapest return ICN–KEF flights, December

AirHint found the following cheapest return flights from Seoul (ICN) to Keflavik (KEF) in December 2026 (see full year).

Return flights

22 Dec - 30 Dec Scandinavian Airlines
24 Dec - 04 Jan Scandinavian Airlines
25 Dec - 30 Dec Scandinavian Airlines
17 Dec - 31 Dec Scandinavian Airlines
22 Dec - 06 Jan Scandinavian Airlines
24 Dec - 01 Jan Scandinavian Airlines
26 Dec - 01 Jan Scandinavian Airlines
25 Dec - 01 Jan Scandinavian Airlines
24 Dec - 07 Jan Scandinavian Airlines
05 Dec - 12 Dec Finnair
16 Dec - 25 Jan Finnair
10 Dec - 15 Dec Finnair
03 Dec - 10 Dec Scandinavian Airlines
14 Dec - 24 Dec Finnair
10 Dec - 19 Dec Finnair
10 Dec - 20 Dec Finnair
16 Dec - 28 Dec Finnair
20 Dec - 02 Jan Finnair
25 Dec - 05 Jan Emirates
25 Dec - 02 Jan Emirates

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

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