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

Return flights

09 Oct - 20 Oct	China Eastern
26 Oct - 02 Nov	Thai AirAsia X
14 Oct - 22 Oct	China Eastern
10 Oct - 14 Oct	Shenzhen Airlines
13 Oct - 15 Oct	Qatar Airways
22 Oct - 28 Oct	Singapore Airlines
30 Oct - 04 Nov	Singapore Airlines
16 Oct - 23 Oct	Singapore Airlines
16 Oct - 22 Oct	Singapore Airlines
03 Oct - 06 Oct	Singapore Airlines
17 Oct - 20 Oct	Singapore Airlines
15 Oct - 23 Oct	Singapore Airlines
31 Oct - 04 Nov	Singapore Airlines
26 Oct - 02 Nov	Finnair	direct

Also check the deals for one-way flights from Osaka 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 Osaka to Helsinki in October from 753€

Return flights