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

Return flights

28 Oct - 31 Oct	Cathay Pacific
16 Oct - 25 Oct	Cathay Pacific
14 Oct - 18 Oct	Cathay Pacific
17 Oct - 25 Oct	Cathay Pacific
30 Oct - 02 Nov	Cathay Pacific
20 Oct - 27 Oct	Cathay Pacific
19 Oct - 20 Oct	Cathay Pacific
17 Oct - 21 Oct	Cathay Pacific
24 Oct - 05 Nov	Cathay Pacific
10 Oct - 13 Oct	Cathay Pacific
24 Oct - 05 Nov	Air China	direct
10 Oct - 13 Oct	Air China	direct
17 Oct - 21 Oct	Singapore Airlines	direct
25 Oct - 04 Nov	Vietnam Airlines
25 Oct - 04 Nov	Air China	direct

Also check the deals for one-way flights from Beijing to Singapore in October.

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 October from 232€

Return flights