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

Return flights

22 Aug - 31 Aug	Hainan Airlines
29 Aug - 13 Sep	Austrian Airlines
18 Aug - 11 Sep	Etihad Airways
30 Aug - 14 Sep	Austrian Airlines
28 Aug - 31 Aug	Hainan Airlines
21 Aug - 04 Sep	Hainan Airlines
17 Aug - 03 Sep	IndiGo
26 Aug - 11 Sep	Austrian Airlines
17 Aug - 04 Sep	IndiGo
26 Aug - 13 Sep	Hainan Airlines
25 Aug - 09 Sep	Etihad Airways
14 Aug - 05 Sep	IndiGo
26 Aug - 29 Aug	Hainan Airlines
15 Aug - 31 Aug	IndiGo
01 Aug - 10 Aug	Ethiopian Airlines
05 Aug - 12 Aug	IndiGo
09 Aug - 29 Aug	IndiGo
10 Aug - 17 Aug	IndiGo
13 Aug - 19 Aug	Juneyao Airlines
16 Aug - 30 Aug	IndiGo

Also check the deals for one-way flights from Brussels to Hanoi 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 Brussels to Hanoi in August from 685€

Return flights