AirHint found the following cheapest return flights from Brussels (BRU) to Sydney (SYD) in August 2026 (see full year).

Return flights

27 Aug - 20 Sep	Etihad Airways
31 Aug - 15 Sep	Etihad Airways
31 Aug - 12 Sep	Etihad Airways
23 Aug - 18 Sep	Ryanair
17 Aug - 07 Sep	Vueling Airlines
10 Aug - 31 Aug	Qatar Airways
13 Aug - 27 Aug	AJet
29 Aug - 05 Sep	Brussels Airlines
04 Aug - 21 Aug	Qatar Airways
03 Aug - 24 Aug	Qatar Airways
14 Aug - 21 Aug	Ryanair
10 Aug - 18 Aug	Qatar Airways
11 Aug - 18 Aug	Qatar Airways
12 Aug - 17 Aug	Etihad Airways
01 Aug - 29 Aug	Ryanair
10 Aug - 16 Aug	Ryanair
29 Aug - 07 Sep	Air Canada
26 Aug - 05 Sep	Condor

Also check the deals for one-way flights from Brussels to Sydney 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 Sydney in August from 921€

Return flights