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

Return flights

19 Sep - 26 Sep	Air India
17 Sep - 22 Sep	Air India
20 Sep - 29 Sep	Air India
10 Sep - 17 Sep	IndiGo
03 Sep - 10 Sep	Air India
01 Sep - 11 Sep	Air India
10 Sep - 16 Sep	Air India
13 Sep - 20 Sep	IndiGo
01 Sep - 16 Sep	IndiGo
05 Sep - 18 Sep	IndiGo

Also check the deals for one-way flights from Abu Dhabi to Hanoi 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 Abu Dhabi to Hanoi in September from 307€

Return flights