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

Return flights

16 May - 06 Jun	Pegasus Airlines
01 May - 17 May	Air Arabia
15 May - 31 May	Air Arabia
12 May - 19 May	Air China
12 May - 20 May	Air China
01 May - 14 May	AirAsia X
01 May - 30 May	AirAsia X
08 May - 24 May	Air Arabia
16 May - 29 May	Air Arabia
01 May - 16 May	Air Arabia
02 May - 16 May	Air Arabia
22 May - 06 Jun	Air Arabia
23 May - 06 Jun	Air Arabia
23 May - 06 Jun	Vietnam Airlines	direct
22 May - 06 Jun	Vietnam Airlines	direct
16 May - 06 Jun	Vietnam Airlines	direct

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

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 May from 432€

Return flights