Cheapest return flights from Seoul to Helsinki in October from $619

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

Return flights

12 Oct - 27 Oct Lufthansa
05 Oct - 17 Oct Lufthansa
11 Oct - 18 Oct Lufthansa
05 Oct - 17 Oct Finnair direct
12 Oct - 27 Oct Finnair direct
03 Oct - 10 Oct Finnair direct
08 Oct - 13 Oct Scandinavian Airlines
10 Oct - 16 Oct Scandinavian Airlines
13 Oct - 18 Oct Scandinavian Airlines
14 Oct - 20 Oct Scandinavian Airlines

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

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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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