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

Return flights

02 Dec - 07 Dec	AirAsia
22 Dec - 09 Jan	IndiGo
28 Dec - 11 Jan	Thai AirAsia
21 Dec - 06 Jan	Thai AirAsia
24 Dec - 04 Jan	IndiGo
16 Dec - 16 Jan	Air China
20 Dec - 27 Dec	IndiGo
16 Dec - 24 Dec	AirAsia
16 Dec - 23 Dec	VietJet Air
28 Dec - 02 Jan	China Southern
18 Dec - 30 Dec	Qatar Airways
05 Dec - 27 Dec	Qatar Airways
28 Dec - 11 Jan	Turkish Airlines	direct
21 Dec - 06 Jan	Turkish Airlines	direct
24 Dec - 27 Dec	Qatar Airways
22 Dec - 09 Jan	Turkish Airlines	direct
11 Dec - 18 Dec	Emirates
16 Dec - 16 Jan	Turkish Airlines	direct
18 Dec - 30 Dec	Turkish Airlines	direct
11 Dec - 11 Dec	Emirates

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

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 Hanoi to Istanbul in December from $554

Return flights