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

Return flights

13 Dec - 13 Jan	Cathay Pacific
09 Dec - 16 Dec	Cathay Pacific
05 Dec - 09 Dec	Cathay Pacific
01 Dec - 06 Dec	Cathay Pacific
12 Dec - 15 Dec	Cathay Pacific
13 Dec - 13 Jan	Air China	direct
23 Dec - 28 Dec	Air China	direct
16 Dec - 25 Dec	Air China	direct
12 Dec - 15 Dec	Air China	direct
05 Dec - 07 Dec	Cathay Pacific
12 Dec - 21 Dec	Air China	direct
05 Dec - 09 Dec	Air China	direct
25 Dec - 03 Jan	Philippine Airlines
30 Dec - 06 Jan	Air China	direct
25 Dec - 03 Jan	Singapore Airlines	direct

Also check the deals for one-way flights from Beijing to Singapore 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 Singapore in December from 250€

Return flights