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

Return flights

22 Dec - 28 Dec	Air Astana
23 Dec - 31 Dec	Emirates
25 Dec - 01 Jan	Emirates
19 Dec - 26 Dec	Air Astana
20 Dec - 27 Dec	Air Astana
23 Dec - 01 Jan	Emirates
19 Dec - 03 Jan	Air Astana
26 Dec - 02 Jan	Emirates
20 Dec - 26 Dec	Air Astana
27 Dec - 03 Jan	Emirates
23 Dec - 31 Dec	Turkish Airlines	direct
27 Dec - 04 Jan	Emirates
23 Dec - 01 Jan	Turkish Airlines	direct
19 Dec - 03 Jan	Turkish Airlines	direct
27 Dec - 03 Jan	Turkish Airlines	direct

Also check the deals for one-way flights from Beijing 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 Beijing to Istanbul in December from 424€

Return flights