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

Return flights

01 Dec - 10 Dec	Turkish Airlines	direct
27 Dec - 04 Jan	Turkish Airlines	direct
15 Dec - 30 Dec	Qatar Airways
27 Dec - 02 Jan	Turkish Airlines	direct
27 Dec - 03 Jan	Turkish Airlines	direct
23 Dec - 30 Dec	Qatar Airways
23 Dec - 30 Dec	Turkish Airlines	direct
15 Dec - 30 Dec	Turkish Airlines	direct

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Hanoi to Istanbul in December from 766€

Return flights