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

Return flights

26 Jan - 09 Feb	Air Busan
25 Jan - 08 Feb	Air China
19 Jan - 02 Feb	Japan Airlines
22 Jan - 30 Jan	Japan Airlines
19 Jan - 30 Jan	Japan Airlines
15 Jan - 22 Jan	Japan Airlines
04 Jan - 15 Jan	Japan Airlines
15 Jan - 23 Jan	Japan Airlines
17 Jan - 25 Jan	Japan Airlines
28 Jan - 04 Feb	ANA
22 Jan - 31 Jan	Japan Airlines
22 Jan - 29 Jan	Japan Airlines
16 Jan - 22 Jan	Japan Airlines
19 Jan - 29 Jan	Japan Airlines
22 Jan - 04 Feb	Japan Airlines
27 Jan - 03 Feb	Japan Airlines
26 Jan - 02 Feb	Japan Airlines
27 Jan - 01 Feb	Japan Airlines
30 Jan - 06 Feb	Japan Airlines
30 Jan - 14 Feb	Japan Airlines

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

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 January from 788€

Return flights