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

Return flights

06 Dec - 12 Dec	Air China
06 Dec - 17 Dec	Air China
06 Dec - 14 Dec	Air China
04 Dec - 10 Dec	Air China
27 Dec - 07 Jan	Air China
30 Dec - 09 Jan	Air China
08 Dec - 16 Dec	China Southern
05 Dec - 13 Dec	China Southern
03 Dec - 11 Dec	China Southern
15 Dec - 20 Dec	China Southern
02 Dec - 12 Dec	Etihad Airways
12 Dec - 08 Jan	China Southern
08 Dec - 20 Dec	China Southern
30 Dec - 04 Jan	Air China
30 Dec - 13 Jan	Emirates
15 Dec - 07 Jan	Qatar Airways
30 Dec - 06 Jan	Emirates
27 Dec - 10 Jan	Emirates
29 Dec - 07 Jan	Emirates
28 Dec - 05 Jan	Emirates

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Istanbul in December from 402€

Return flights