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

Return flights

22 Oct - 01 Nov	Juneyao Airlines
20 Oct - 02 Nov	Juneyao Airlines
22 Oct - 29 Oct	Juneyao Airlines
22 Oct - 07 Nov	Juneyao Airlines
24 Oct - 01 Nov	Juneyao Airlines
24 Oct - 28 Oct	Juneyao Airlines
28 Oct - 17 Nov	AJet
21 Oct - 05 Nov	Ryanair
20 Oct - 03 Nov	Juneyao Airlines
29 Oct - 10 Nov	Etihad Airways
24 Oct - 02 Nov	Juneyao Airlines
20 Oct - 10 Nov	Juneyao Airlines
20 Oct - 24 Oct	Juneyao Airlines
24 Oct - 31 Oct	Juneyao Airlines
19 Oct - 22 Oct	Ryanair
01 Oct - 21 Oct	Ryanair
25 Oct - 31 Oct	Ryanair
14 Oct - 28 Oct	Ryanair
01 Oct - 15 Oct	Ryanair
13 Oct - 19 Oct	Ryanair

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

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 October from 873€

Return flights