Cheapest return flights from Seoul to Keflavik in May from $941

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 May 2025 (see full year).

Return flights

19 May - 30 May Finnair
25 May - 06 Jun Finnair
27 May - 31 May Finnair
09 May - 16 May Qatar Airways
10 May - 17 May Finnair
09 May - 23 May Finnair
01 May - 11 May Finnair
01 May - 06 May Finnair
02 May - 07 May Finnair
01 May - 09 May Finnair

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

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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