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

Return flights

06 Aug - 01 Sep	Finnair
18 Aug - 25 Aug	Finnair
19 Aug - 26 Aug	Finnair
19 Aug - 04 Sep	Finnair
18 Aug - 18 Sep	Finnair
19 Aug - 25 Aug	Finnair
05 Aug - 31 Aug	Finnair
03 Aug - 18 Aug	Finnair
09 Aug - 17 Aug	Finnair
03 Aug - 19 Aug	Finnair
17 Aug - 02 Sep	Finnair
17 Aug - 29 Sep	Finnair
15 Aug - 22 Aug	Finnair
10 Aug - 16 Aug	Finnair
11 Aug - 18 Aug	Finnair
17 Aug - 30 Sep	Finnair
17 Aug - 02 Sep	Cathay Pacific	direct
18 Aug - 18 Sep	Cathay Pacific	direct
17 Aug - 30 Sep	Cathay Pacific	direct
17 Aug - 29 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 $683

Return flights