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

Return flights

24 Aug - 28 Aug	Air China
13 Aug - 20 Aug	China Southern
14 Aug - 19 Aug	China Southern
12 Aug - 20 Aug	Air China
06 Aug - 13 Aug	Air Seoul, Inc
11 Aug - 18 Aug	Peach
10 Aug - 17 Aug	Air Seoul, Inc
03 Aug - 09 Aug	Qatar Airways
07 Aug - 14 Aug	T'way Air
12 Aug - 19 Aug	KLM
26 Aug - 06 Sep	Singapore Airlines
26 Aug - 02 Sep	Finnair	direct
29 Aug - 04 Sep	Finnair	direct
30 Aug - 07 Sep	KLM
29 Aug - 05 Sep	Finnair	direct
29 Aug - 02 Sep	Finnair	direct
29 Aug - 03 Sep	Finnair	direct
26 Aug - 06 Sep	Finnair	direct

Also check the deals for one-way flights from Osaka to Helsinki in August.

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 August from 792€

Return flights