Cheapest return flights from Hanoi to Istanbul in September from $524

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

Return flights

23 Sep - 28 Sep VietJet Air
18 Sep - 20 Sep Thai AirAsia
18 Sep - 01 Oct VietJet Air
20 Sep - 27 Sep Thai AirAsia
24 Sep - 01 Oct Thai Airways
22 Sep - 29 Sep Thai Airways
21 Sep - 28 Sep Thai Airways
22 Sep - 27 Sep Thai Airways
30 Sep - 07 Oct Thai Airways
24 Sep - 28 Sep Emirates
21 Sep - 28 Sep Turkish Airlines direct
22 Sep - 27 Sep Vietnam Airlines direct
18 Sep - 01 Oct Turkish Airlines direct
18 Sep - 20 Sep Vietnam Airlines direct

Also check the deals for one-way flights from Hanoi to Istanbul in September.

Skyscanner

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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