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

Return flights

01 Dec - 07 Dec	Qatar Airways
10 Dec - 12 Dec	Air China
10 Dec - 17 Dec	Air China
01 Dec - 12 Dec	Air China
08 Dec - 10 Dec	Air China
04 Dec - 07 Dec	Qatar Airways
22 Dec - 28 Dec	Qatar Airways
01 Dec - 05 Dec	Japan Airlines
04 Dec - 08 Dec	Qatar Airways
03 Dec - 09 Dec	Air France
31 Dec - 06 Jan	Air France
25 Dec - 06 Jan	KLM
25 Dec - 25 Jan	KLM
25 Dec - 25 Jan	Finnair	direct
23 Dec - 05 Jan	KLM
01 Dec - 11 Jan	Juneyao Airlines
30 Dec - 06 Jan	KLM
25 Dec - 05 Jan	Lufthansa
25 Dec - 04 Jan	KLM
25 Dec - 04 Jan	Finnair	direct

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 $906

Return flights