Cheapest one-way GMP–HEL flights, May

AirHint found the following cheapest one-way flights from Seoul (GMP) to Helsinki (HEL) in May 2026 (see full year).

One-Way flights

25 May Air Busan
26 May Air Busan
29 May Korean Air
24 May China Southern
30 May China Southern
28 May China Southern
31 May Jeju Air
23 May Parata Air
21 May Jeju Air
22 May Air Busan

Also check the deals for return flights from Seoul to Helsinki in May.

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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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