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

Return flights

13 Aug - 20 Aug	Finnair
08 Aug - 20 Aug	Finnair
06 Aug - 20 Aug	Finnair
19 Aug - 28 Aug	Finnair
31 Aug - 06 Sep	Finnair
24 Aug - 01 Sep	Finnair
18 Aug - 03 Sep	Finnair
13 Aug - 24 Aug	Finnair
13 Aug - 18 Aug	Finnair
18 Aug - 24 Aug	Finnair
18 Aug - 25 Aug	Finnair
13 Aug - 22 Aug	Finnair
09 Aug - 19 Aug	Finnair
23 Aug - 01 Sep	Finnair
22 Aug - 01 Sep	Finnair
28 Aug - 21 Sep	Finnair

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 $768

Return flights