Cheapest return flights from Seoul to Helsinki in April from $642

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

Return flights

01 Apr - 17 Apr Lufthansa
01 Apr - 08 Apr Air France
09 Apr - 16 Apr Lufthansa
18 Apr - 25 Apr Air France
23 Apr - 25 Apr Singapore Airlines
30 Apr - 09 May Lufthansa
01 Apr - 17 Apr Finnair direct
18 Apr - 25 Apr Finnair direct
30 Apr - 09 May Finnair direct
23 Apr - 25 Apr Finnair direct

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

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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