Cheapest return flights from Seoul to Keflavik in December from $1001

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

05 Dec - 09 Dec Finnair
05 Dec - 14 Dec Finnair
05 Dec - 13 Dec Finnair
31 Dec - 10 Jan Finnair
28 Dec - 09 Jan Finnair
23 Dec - 27 Dec Finnair
02 Dec - 08 Dec Emirates
19 Dec - 30 Dec Finnair
25 Dec - 28 Dec Finnair
24 Dec - 01 Jan Finnair
19 Dec - 27 Dec Finnair
21 Dec - 01 Jan Finnair
26 Dec - 02 Jan Finnair
26 Dec - 05 Jan Finnair
31 Dec - 08 Jan Emirates
27 Dec - 08 Jan Emirates
11 Dec - 20 Dec Emirates

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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