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

Return flights

31 Aug - 02 Sep	Hong Kong Airlines
05 Aug - 19 Aug	Finnair
10 Aug - 17 Aug	Finnair
11 Aug - 18 Aug	Finnair
13 Aug - 21 Aug	Finnair
20 Aug - 30 Aug	Finnair
29 Aug - 20 Sep	Finnair
21 Aug - 02 Sep	Finnair
04 Aug - 18 Aug	China Eastern
18 Aug - 25 Aug	China Eastern
16 Aug - 23 Aug	China Eastern
13 Aug - 27 Aug	Lufthansa
05 Aug - 15 Aug	Finnair
17 Aug - 29 Sep	SWISS
31 Aug - 02 Sep	Cathay Pacific	direct

Also check the deals for one-way flights from Hong Kong to Brussels 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 Brussels in August from 635€

Return flights