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

Return flights

18 Sep - 25 Sep	IndiGo
20 Sep - 27 Sep	IndiGo
10 Sep - 17 Sep	IndiGo
27 Sep - 05 Oct	IndiGo
28 Sep - 05 Oct	IndiGo
07 Sep - 09 Sep	IndiGo
07 Sep - 10 Sep	IndiGo
09 Sep - 16 Sep	IndiGo
07 Sep - 14 Sep	IndiGo
24 Sep - 01 Oct	IndiGo
05 Sep - 29 Sep	IndiGo
18 Sep - 25 Sep	Etihad Airways	direct
04 Sep - 12 Sep	IndiGo

Also check the deals for one-way flights from Boston 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 Boston to Abu Dhabi in September from 777€

Return flights