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

Return flights

11 Dec - 27 Dec	Air China
04 Dec - 17 Dec	Jeju Air
08 Dec - 23 Dec	Hainan Airlines
21 Dec - 06 Jan	Zipair
08 Dec - 24 Dec	China Eastern
17 Dec - 06 Jan	Finnair	direct
22 Dec - 09 Jan	Turkish Airlines
31 Dec - 08 Jan	Turkish Airlines
25 Dec - 08 Jan	Jetstar Japan
04 Dec - 08 Dec	KLM
08 Dec - 16 Dec	Jeju Air
09 Dec - 25 Dec	Jeju Air
25 Dec - 09 Jan	Jetstar Japan
12 Dec - 23 Dec	China Southern
04 Dec - 07 Dec	Turkish Airlines
19 Dec - 06 Jan	Jetstar Japan
17 Dec - 20 Jan	KLM
10 Dec - 19 Dec	China Southern
28 Dec - 12 Jan	Jetstar Japan
24 Dec - 02 Jan	Jeju Air

Also check the deals for one-way flights from Tokyo 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 Tokyo to Helsinki in December from $831

Return flights