Cheapest return flights from Helsinki to Seoul in September from 601€

AirHint found the following cheapest return flights from Helsinki (HEL) to Seoul (ICN) in September 2025 (see full year).

Return flights

09 Sep - 16 Sep Norwegian Air Sweden AOC
10 Sep - 17 Sep Norwegian Air Sweden AOC
16 Sep - 23 Oct Lufthansa
09 Sep - 24 Oct Lufthansa
30 Sep - 21 Oct Lufthansa
02 Sep - 11 Sep Norwegian Air Sweden AOC
08 Sep - 22 Sep Norwegian Air Sweden AOC
22 Sep - 12 Oct KLM
05 Sep - 14 Sep Scandinavian Airlines
04 Sep - 17 Sep KLM
16 Sep - 23 Oct Finnair direct
10 Sep - 17 Sep Finnair direct
09 Sep - 16 Sep Finnair direct
04 Sep - 17 Sep Finnair direct
01 Sep - 15 Sep Norwegian Air Sweden AOC
22 Sep - 30 Oct Qatar Airways
30 Sep - 21 Oct Finnair direct
22 Sep - 30 Oct Finnair direct
09 Sep - 24 Oct Finnair direct
16 Sep - 04 Oct Scandinavian Airlines

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

Skyscanner

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.