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

Return flights

25 Dec - 09 Jan	Finnair
30 Dec - 06 Jan	ANA
04 Dec - 07 Dec	Japan Airlines
18 Dec - 26 Dec	Japan Airlines
20 Dec - 26 Dec	Japan Airlines
17 Dec - 23 Dec	Finnair
18 Dec - 23 Dec	Japan Airlines
03 Dec - 10 Dec	Japan Airlines
29 Dec - 09 Jan	Finnair
21 Dec - 28 Dec	Lufthansa
16 Dec - 24 Dec	Lufthansa
01 Dec - 07 Dec	Finnair
29 Dec - 11 Jan	Finnair
06 Dec - 12 Dec	Finnair
31 Dec - 07 Jan	Finnair
23 Dec - 01 Jan	Finnair
25 Dec - 02 Jan	Japan Airlines
29 Dec - 05 Jan	Japan Airlines
27 Dec - 05 Jan	Japan Airlines
28 Dec - 02 Jan	Finnair

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 828€

Return flights