Cheapest return flights from Helsinki to Seoul in April from $682

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 Finnair
27 Apr - 09 May Finnair
22 Apr - 02 May Finnair
22 Apr - 08 May Ryanair
26 Apr - 09 May Ryanair
07 Apr - 19 Apr Norwegian Air Sweden AOC
27 Apr - 08 May Finnair
27 Apr - 07 May Finnair
05 Apr - 19 Apr Norwegian Air Sweden AOC
20 Apr - 08 May Finnair
12 Apr - 19 Apr China Southern
09 Apr - 19 Apr China Southern
21 Apr - 03 May China Southern
26 Apr - 11 May Ryanair
06 Apr - 15 Apr Finnair
06 Apr - 17 Apr Finnair
16 Apr - 26 Apr Ryanair
13 Apr - 28 Apr Finnair
06 Apr - 22 Apr Finnair
10 Apr - 26 Apr Ryanair

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

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