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

Return flights

29 Sep - 09 Oct	SalamAir
18 Sep - 25 Sep	Shenzhen Airlines
19 Sep - 26 Sep	SalamAir
19 Sep - 28 Sep	SalamAir
15 Sep - 26 Sep	SalamAir
18 Sep - 30 Sep	SalamAir
29 Sep - 06 Oct	SalamAir
29 Sep - 03 Oct	SalamAir
17 Sep - 30 Sep	SalamAir
17 Sep - 28 Sep	SalamAir
18 Sep - 24 Sep	flydubai
18 Sep - 25 Sep	Qatar Airways	direct
17 Sep - 30 Sep	Qatar Airways	direct
29 Sep - 03 Oct	Qatar Airways	direct
29 Sep - 06 Oct	Qatar Airways	direct
29 Sep - 09 Oct	Qatar Airways	direct

Also check the deals for one-way flights from Doha 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 Doha to Hanoi in September from 434€

Return flights