Cheapest one-way flights from Seoul to Helsinki in September from $555

AirHint found the following cheapest one-way flights from Seoul (GMP) to Helsinki (HEL) in September 2026 (see full year).

One-Way flights

17 Sep Korean Air
24 Sep Korean Air
20 Sep Korean Air
21 Sep Japan Airlines
25 Sep Korean Air
18 Sep EVA Air
19 Sep Asiana Airlines
23 Sep Asiana Airlines
22 Sep EVA Air

Also check the deals for return flights from Seoul to Helsinki 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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