Cheapest return flights from Brussels to Sydney in September from $1328

Best time to book flights for Brussels (BRU) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from Brussels (BRU) to Sydney (SYD) in September 2025 (see full year).

Return flights

18 Sep - 17 Oct Malaysia Airlines
08 Sep - 29 Sep Etihad Airways
15 Sep - 29 Sep Etihad Airways
27 Sep - 06 Oct Malaysia Airlines
02 Sep - 19 Sep British Airways
25 Sep - 04 Oct Malaysia Airlines
02 Sep - 18 Sep Qatar Airways
17 Sep - 02 Oct Qatar Airways
24 Sep - 04 Oct Qatar Airways
08 Sep - 22 Sep British Airways
02 Sep - 20 Sep Malaysia Airlines
15 Sep - 04 Oct British Airways
08 Sep - 24 Sep Etihad Airways
01 Sep - 14 Sep Singapore Airlines
08 Sep - 28 Sep Singapore Airlines
04 Sep - 21 Sep Cathay Pacific
26 Sep - 06 Oct British Airways

Also check the deals for one-way flights from Brussels to Sydney in September.

Skyscanner

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney