Cheapest return flights from Helsinki to Seoul in September from 658€

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

Return flights

09 Sep - 16 Sep China Southern
02 Sep - 10 Sep Finnair direct
07 Sep - 15 Sep Finnair direct
18 Sep - 27 Sep Turkish Airlines
08 Sep - 16 Sep Finnair direct
10 Sep - 21 Sep Finnair direct
06 Sep - 14 Sep Finnair direct
13 Sep - 21 Sep Finnair direct
14 Sep - 22 Sep Finnair direct
23 Sep - 01 Oct Finnair direct
09 Sep - 16 Sep Finnair direct
29 Sep - 07 Oct Finnair direct
30 Sep - 08 Oct Finnair direct
27 Sep - 05 Oct Finnair direct
28 Sep - 06 Oct Finnair direct
25 Sep - 03 Oct Finnair direct
24 Sep - 02 Oct Finnair
26 Sep - 04 Oct Finnair direct

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

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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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