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

Return flights

12 Jan - 16 Jan	Japan Airlines
23 Jan - 30 Jan	Japan Airlines
24 Jan - 30 Jan	Japan Airlines
12 Jan - 19 Jan	Japan Airlines
18 Jan - 25 Jan	Japan Airlines
25 Jan - 01 Feb	Japan Airlines
22 Jan - 29 Jan	Japan Airlines
09 Jan - 16 Jan	Japan Airlines
06 Jan - 13 Jan	Japan Airlines
29 Jan - 31 Jan	Japan Airlines
29 Jan - 04 Feb	Japan Airlines
31 Jan - 07 Feb	Korean Air
31 Jan - 09 Feb	Japan Airlines
24 Jan - 31 Jan	Japan Airlines
12 Jan - 12 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 $1538

Return flights