Cheapest return flights from Seoul to Keflavik in April from $1290

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 April 2025 (see full year).

Return flights

22 Apr - 03 May T'way Air
24 Apr - 01 May Lufthansa
26 Apr - 05 May LOT
26 Apr - 04 May LOT
27 Apr - 04 May LOT
23 Apr - 29 Apr Finnair
27 Apr - 03 May Lufthansa
27 Apr - 06 May Lufthansa
28 Apr - 04 May Lufthansa
28 Apr - 11 May Singapore Airlines
25 Apr - 28 Apr Finnair
30 Apr - 03 May SWISS
26 Apr - 29 Apr Finnair

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

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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