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

Return flights

20 Aug - 27 Aug	Finnair
19 Aug - 28 Aug	Finnair
11 Aug - 27 Aug	Finnair
18 Aug - 25 Aug	Finnair
09 Aug - 18 Aug	Finnair
19 Aug - 29 Aug	Finnair
19 Aug - 26 Aug	Finnair
09 Aug - 15 Aug	Finnair
18 Aug - 24 Aug	Finnair
16 Aug - 24 Aug	Finnair
26 Aug - 02 Sep	Finnair
21 Aug - 01 Sep	Finnair
22 Aug - 04 Sep	Finnair
29 Aug - 04 Sep	Finnair
30 Aug - 03 Sep	Lufthansa

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Helsinki in August from 654€

Return flights