Cheapest return flights from Seoul to Keflavik in April from 720€

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

Return flights

02 Apr - 06 Apr LOT
30 Apr - 04 May Lufthansa
08 Apr - 16 Apr Lufthansa
03 Apr - 11 Apr Finnair
25 Apr - 02 May Finnair
26 Apr - 04 May Lufthansa
23 Apr - 25 Apr Lufthansa

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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