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

Return flights

23 Sep - 30 Sep	IndiGo
23 Sep - 28 Sep	IndiGo
21 Sep - 30 Sep	IndiGo
24 Sep - 27 Sep	IndiGo
21 Sep - 26 Sep	IndiGo
21 Sep - 25 Sep	IndiGo
16 Sep - 21 Sep	IndiGo
09 Sep - 15 Sep	IndiGo
09 Sep - 20 Sep	IndiGo
17 Sep - 20 Sep	IndiGo
30 Sep - 03 Oct	IndiGo
27 Sep - 06 Oct	IndiGo
26 Sep - 04 Oct	IndiGo
30 Sep - 16 Oct	SriLankan Airlines
30 Sep - 16 Oct	Etihad Airways	direct
27 Sep - 06 Oct	Etihad Airways	direct
30 Sep - 03 Oct	Etihad Airways	direct

Also check the deals for one-way flights from Singapore 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 Singapore to Abu Dhabi in September from $290

Return flights