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

Return flights

09 Sep - 23 Oct	China Southern
08 Sep - 24 Oct	British Airways
08 Sep - 20 Oct	British Airways
22 Sep - 13 Oct	easyJet
23 Sep - 15 Oct	Ryanair
18 Sep - 02 Oct	China Southern
18 Sep - 14 Oct	Lufthansa
23 Sep - 16 Oct	Lufthansa
23 Sep - 14 Oct	Lufthansa
18 Sep - 21 Oct	Lufthansa
07 Sep - 15 Sep	Ryanair
01 Sep - 08 Sep	easyJet
03 Sep - 16 Sep	Lufthansa
02 Sep - 16 Sep	Ryanair
03 Sep - 23 Sep	easyJet
09 Sep - 23 Sep	China Southern
18 Sep - 25 Sep	China Southern
01 Sep - 21 Sep	Lufthansa
01 Sep - 23 Sep	Lufthansa
05 Sep - 08 Sep	easyJet

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

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 Manchester to Sydney in September from 757€

Return flights