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

Return flights

15 Dec - 06 Jan	China Southern
11 Dec - 17 Dec	Air China
10 Dec - 16 Dec	China Southern
08 Dec - 16 Dec	China Southern
29 Dec - 06 Jan	China Southern
09 Dec - 07 Jan	Air China
06 Dec - 10 Dec	Air China
28 Dec - 12 Jan	Sichuan Airlines
13 Dec - 19 Dec	Air China
16 Dec - 24 Dec	Air China
30 Dec - 07 Jan	Air China
25 Dec - 18 Jan	Qatar Airways
29 Dec - 07 Jan	Emirates
31 Dec - 07 Jan	Emirates
26 Dec - 05 Jan	Emirates
29 Dec - 09 Jan	Emirates
13 Dec - 23 Dec	HK Express
17 Dec - 25 Dec	Emirates
16 Dec - 25 Dec	Emirates
10 Dec - 18 Dec	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 363€

Return flights