Cheapest return flights from Helsinki to Seoul in April from $726

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

Return flights

27 Apr - 06 May Turkish Airlines
27 Apr - 04 May Turkish Airlines
12 Apr - 22 Apr Turkish Airlines
06 Apr - 22 Apr Lufthansa
06 Apr - 22 Apr Finnair direct
08 Apr - 15 Apr Finnair direct
15 Apr - 23 Apr Finnair direct
07 Apr - 21 Apr Finnair direct
12 Apr - 22 Apr Finnair direct
27 Apr - 04 May Finnair direct
27 Apr - 06 May Finnair direct
05 Apr - 13 Apr Scandinavian Airlines
21 Apr - 03 May Finnair direct
05 Apr - 13 Apr Finnair direct
19 Apr - 26 Apr Finnair direct
01 Apr - 31 May Lufthansa
01 Apr - 31 May Finnair direct

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

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