Cheapest return flights from Seoul to Keflavik in May from 579€

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

Return flights

20 May - 28 May Scandinavian Airlines
20 May - 27 May Scandinavian Airlines
21 May - 05 Jun Scandinavian Airlines
25 May - 28 May Scandinavian Airlines
13 May - 19 May Lufthansa
25 May - 29 May Scandinavian Airlines
08 May - 15 May Scandinavian Airlines
12 May - 20 May LOT
27 May - 03 Jun Lufthansa
22 May - 27 May Scandinavian Airlines
22 May - 01 Jun Scandinavian Airlines
22 May - 05 Jun Scandinavian Airlines
30 May - 06 Jun LOT
21 May - 30 May Lufthansa
21 May - 06 Jun LOT
12 May - 19 May Finnair
31 May - 07 Jun Finnair
30 May - 08 Jun Lufthansa

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

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