Cheapest one-way flights from Seoul to Helsinki in September from $411

Best time to book flights for Seoul (ICN) to Helsinki (HEL) flights at AirHint

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

One-Way flights

09 Sep Vietnam Airlines
28 Sep Vietnam Airlines
08 Sep Vietnam Airlines
03 Sep Qatar Airways
13 Sep Asiana Airlines
21 Sep Singapore Airlines
25 Sep Singapore Airlines
20 Sep Singapore Airlines
30 Sep T'way Air
26 Sep Qatar Airways

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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