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

Return flights

22 Dec - 28 Dec	Air China	direct
25 Dec - 28 Dec	Air China	direct
26 Dec - 04 Jan	Air China	direct
25 Dec - 06 Jan	Air China	direct
17 Dec - 24 Dec	Thai Airways
21 Dec - 23 Dec	Air China	direct
19 Dec - 26 Dec	PIA	direct
07 Dec - 25 Dec	Air China
19 Dec - 25 Dec	PIA
19 Dec - 19 Dec	PIA
19 Dec - 04 Jan	Emirates
19 Dec - 09 Jan	Emirates
19 Dec - 28 Dec	Emirates
19 Dec - 23 Dec	Emirates
26 Dec - 07 Jan	PIA
19 Dec - 04 Jan	PIA	direct

Also check the deals for one-way flights from Islamabad to Beijing 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 Islamabad to Beijing in December from 624€

Return flights