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

Return flights

28 Sep - 05 Oct	ITA Airways
12 Sep - 05 Oct	British Airways
25 Sep - 02 Oct	easyJet
14 Sep - 20 Sep	Finnair
14 Sep - 28 Sep	British Airways
16 Sep - 14 Oct	British Airways
12 Sep - 02 Oct	British Airways
11 Sep - 25 Sep	ITA Airways
18 Sep - 01 Oct	easyJet
25 Sep - 28 Sep	easyJet
29 Sep - 08 Oct	easyJet
15 Sep - 29 Sep	British Airways
13 Sep - 20 Sep	Finnair
23 Sep - 26 Sep	ITA Airways
26 Sep - 04 Oct	ITA Airways
22 Sep - 09 Oct	British Airways
22 Sep - 12 Oct	British Airways
18 Sep - 25 Sep	ITA Airways
10 Sep - 24 Sep	British Airways
17 Sep - 29 Sep	British Airways

Also check the deals for one-way flights from Milan 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 Milan to Sydney in September from 1119€

Return flights