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

Return flights

04 Dec - 12 Dec	Finnair	direct
03 Dec - 10 Dec	Japan Airlines
03 Dec - 12 Dec	Japan Airlines
10 Dec - 16 Dec	Finnair
18 Dec - 09 Jan	Finnair	direct
03 Dec - 07 Dec	Japan Airlines
19 Dec - 09 Jan	Japan Airlines
01 Dec - 14 Dec	Japan Airlines
01 Dec - 07 Dec	Japan Airlines
01 Dec - 08 Dec	Qatar Airways
19 Dec - 05 Jan	Air France
22 Dec - 28 Dec	Finnair	direct
18 Dec - 15 Jan	Finnair
06 Dec - 13 Dec	Finnair
23 Dec - 01 Jan	Turkish Airlines
29 Dec - 04 Jan	Finnair	direct
02 Dec - 02 Jan	KLM
23 Dec - 02 Jan	KLM
23 Dec - 03 Jan	KLM
25 Dec - 01 Jan	Japan Airlines

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

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 Osaka to Helsinki in December from 789€

Return flights