Cheapest return flights from Seoul to Helsinki in October from $2120

Best time to book flights for Seoul (GMP) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Seoul (GMP) to Helsinki (HEL) in October 2025 (see full year).

Return flights

10 Oct - 14 Oct Japan Airlines
12 Oct - 19 Oct Japan Airlines
18 Oct - 30 Oct Japan Airlines
11 Oct - 13 Oct Japan Airlines
08 Oct - 17 Oct Japan Airlines
08 Oct - 19 Oct Japan Airlines
08 Oct - 15 Oct Japan Airlines
01 Oct - 14 Oct Japan Airlines
04 Oct - 14 Oct Japan Airlines
01 Oct - 12 Oct Japan Airlines
25 Oct - 01 Nov Japan Airlines

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

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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