AirHint found the following cheapest return flights from Istanbul (IST) to Hanoi (HAN) in August 2026 (see full year).

Return flights

18 Aug - 24 Aug	Pegasus Airlines
31 Aug - 14 Sep	IndiGo
08 Aug - 30 Aug	Oman Air
01 Aug - 21 Aug	Air Arabia
06 Aug - 20 Aug	Kuwait Airways
16 Aug - 02 Sep	IndiGo
17 Aug - 23 Aug	IndiGo
13 Aug - 24 Aug	IndiGo
21 Aug - 30 Aug	Air Arabia
24 Aug - 30 Aug	IndiGo
14 Aug - 22 Aug	IndiGo
03 Aug - 16 Aug	AirAsia X
31 Aug - 14 Sep	Vietnam Airlines	direct
16 Aug - 02 Sep	Vietnam Airlines	direct

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

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 Istanbul to Hanoi in August from 554€

Return flights