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

Return flights

23 Jul - 13 Aug	Lufthansa
27 Jul - 20 Aug	Lufthansa
30 Jul - 06 Aug	Lufthansa
29 Jul - 12 Aug	Lufthansa
29 Jul - 06 Aug	Lufthansa
28 Jul - 08 Aug	Lufthansa
01 Jul - 07 Jul	Lufthansa
29 Jul - 09 Aug	Lufthansa
30 Jul - 07 Aug	Lufthansa
23 Jul - 26 Jul	Lufthansa
09 Jul - 13 Jul	Lufthansa
01 Jul - 15 Jul	Lufthansa
22 Jul - 29 Jul	Lufthansa
01 Jul - 08 Jul	Lufthansa
30 Jul - 05 Aug	Lufthansa
18 Jul - 22 Jul	Lufthansa
29 Jul - 05 Aug	Lufthansa
02 Jul - 18 Jul	Lufthansa
22 Jul - 31 Jul	Lufthansa
02 Jul - 11 Jul	Lufthansa

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

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 July from 516€

Return flights