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

Return flights

11 Jun - 16 Jun	Lufthansa
11 Jun - 18 Jun	Lufthansa
18 Jun - 23 Jun	Lufthansa
01 Jun - 08 Jun	Lufthansa
24 Jun - 27 Jul	Lufthansa
18 Jun - 25 Jun	Lufthansa
09 Jun - 14 Jun	Lufthansa
14 Jun - 18 Jun	Lufthansa
22 Jun - 29 Jun	Lufthansa
18 Jun - 27 Jun	Lufthansa
26 Jun - 30 Jun	Etihad Airways
29 Jun - 08 Jul	Lufthansa
29 Jun - 08 Jul	Finnair	direct

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

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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Cheapest return flights from Seoul to Helsinki in June from 527€

Return flights