Cheapest return flights from Seoul to Keflavik in December from 912€

Best time to book flights for Seoul (ICN) to Keflavik (KEF) flights at AirHint

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

Return flights

01 Dec - 11 Dec Finnair
05 Dec - 12 Dec Finnair
10 Dec - 27 Dec Finnair
03 Dec - 13 Dec Finnair
01 Dec - 15 Dec Finnair
17 Dec - 28 Dec Finnair
17 Dec - 27 Dec Finnair
31 Dec - 16 Jan Finnair
31 Dec - 10 Jan Finnair
31 Dec - 09 Jan Finnair
21 Dec - 28 Dec Finnair
14 Dec - 21 Dec Finnair
08 Dec - 12 Dec Finnair
29 Dec - 05 Jan Finnair
26 Dec - 04 Jan Finnair
29 Dec - 01 Jan Emirates
28 Dec - 03 Jan Finnair
26 Dec - 03 Jan Finnair
25 Dec - 03 Jan Finnair
27 Dec - 03 Jan Finnair

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

Skyscanner

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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