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

Return flights

14 Oct - 28 Oct	KLM
06 Oct - 29 Oct	Turkish Airlines
06 Oct - 23 Oct	Finnair	direct
28 Oct - 05 Nov	Qatar Airways
30 Oct - 06 Nov	Singapore Airlines
21 Oct - 28 Oct	Singapore Airlines
02 Oct - 02 Nov	Qatar Airways
23 Oct - 30 Oct	KLM
14 Oct - 28 Oct	Finnair	direct
20 Oct - 28 Oct	Japan Airlines
29 Oct - 06 Nov	Qatar Airways
22 Oct - 29 Oct	KLM
15 Oct - 22 Oct	Singapore Airlines
13 Oct - 19 Oct	KLM
19 Oct - 03 Nov	Singapore Airlines
24 Oct - 01 Nov	Finnair	direct
25 Oct - 01 Nov	KLM
25 Oct - 01 Nov	Finnair	direct

Also check the deals for one-way flights from Tokyo to Helsinki in October.

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 October from $1100

Return flights