Cheapest return flights from Seoul to Keflavik in March from $677

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

Return flights

13 Mar - 22 Mar Scandinavian Airlines
11 Mar - 24 Mar Scandinavian Airlines
09 Mar - 17 Mar Scandinavian Airlines
11 Mar - 22 Mar Scandinavian Airlines
16 Mar - 24 Mar Scandinavian Airlines
04 Mar - 11 Mar Scandinavian Airlines
05 Mar - 13 Mar Finnair
16 Mar - 26 Mar Finnair
18 Mar - 25 Mar Finnair
19 Mar - 25 Mar Finnair
21 Mar - 04 Apr Finnair

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

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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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