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

Return flights

30 Dec - 10 Jan	Batik Air Malaysia
20 Dec - 07 Jan	AirAsia
20 Dec - 05 Jan	AirAsia
23 Dec - 06 Jan	Batik Air Malaysia
27 Dec - 12 Jan	AirAsia
06 Dec - 07 Dec	AirAsia
10 Dec - 17 Dec	Sichuan Airlines
20 Dec - 31 Dec	AirAsia
23 Dec - 31 Dec	AirAsia
21 Dec - 25 Dec	China Southern
23 Dec - 20 Jan	Qatar Airways
09 Dec - 16 Dec	Qatar Airways
31 Dec - 03 Jan	Qatar Airways
17 Dec - 19 Dec	Qatar Airways

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 636€

Return flights