Cheapest return ICN–KEF flights, June

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

Return flights

20 Jun - 24 Jun Finnair
01 Jun - 10 Jun Finnair
29 Jun - 14 Jul Scandinavian Airlines
24 Jun - 28 Jun China Eastern
06 Jun - 19 Jun Air China
17 Jun - 24 Jun Lufthansa
02 Jun - 11 Jun Finnair
08 Jun - 14 Jun Finnair
24 Jun - 01 Jul Scandinavian Airlines
30 Jun - 10 Jul Scandinavian Airlines
21 Jun - 30 Jun Emirates
10 Jun - 14 Jun Lufthansa
08 Jun - 15 Jun Qatar Airways
26 Jun - 07 Jul Scandinavian Airlines
28 Jun - 02 Jul Qatar Airways

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

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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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