Cheapest return flights from Seoul to Helsinki in December from $630

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

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

Return flights

18 Dec - 31 Dec Lufthansa
03 Dec - 08 Dec Lufthansa
14 Dec - 25 Dec Lufthansa
15 Dec - 25 Dec Lufthansa
18 Dec - 25 Dec Lufthansa
07 Dec - 14 Dec Lufthansa
19 Dec - 01 Jan Lufthansa
25 Dec - 31 Dec KLM
26 Dec - 05 Jan KLM
26 Dec - 01 Jan KLM
25 Dec - 01 Jan KLM
24 Dec - 31 Dec Air France
24 Dec - 01 Jan Air France
19 Dec - 28 Dec Lufthansa
08 Dec - 18 Dec Lufthansa
19 Dec - 02 Jan Lufthansa
18 Dec - 03 Jan Lufthansa
25 Dec - 03 Jan KLM
27 Dec - 03 Jan KLM
26 Dec - 03 Jan KLM

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

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki