Cheapest one-way flights from Seoul to Helsinki in September from $329

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

One-Way flights

05 Sep Eastar Jet
17 Sep Scandinavian Airlines
15 Sep Scandinavian Airlines
10 Sep China Eastern
08 Sep China Eastern
21 Sep China Eastern
02 Sep China Eastern
04 Sep China Eastern
25 Sep China Eastern
22 Sep China Eastern

Also check the deals for return flights from Seoul to Helsinki 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.

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