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

Return flights

30 Sep - 05 Oct	Hainan Airlines
26 Sep - 10 Oct	VietJet Air
15 Sep - 18 Sep	Etihad Airways	direct
24 Sep - 22 Oct	IndiGo
21 Sep - 28 Sep	Etihad Airways	direct
22 Sep - 28 Sep	Etihad Airways	direct
15 Sep - 18 Oct	Etihad Airways	direct
17 Sep - 24 Sep	Etihad Airways	direct
21 Sep - 24 Sep	Etihad Airways	direct
19 Sep - 24 Sep	Etihad Airways	direct
18 Sep - 25 Sep	Etihad Airways	direct

Also check the deals for one-way flights from Sydney to Abu Dhabi 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 Sydney to Abu Dhabi in September from 851€

Return flights