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

Return flights

28 Oct - 04 Nov	Batik Air Malaysia
30 Oct - 04 Nov	Scoot	direct
30 Oct - 03 Nov	Scoot	direct
31 Oct - 03 Nov	Scoot	direct
30 Oct - 05 Nov	Scoot
31 Oct - 09 Nov	Scoot	direct
31 Oct - 04 Nov	Scoot	direct
29 Oct - 05 Nov	Hainan Airlines
30 Oct - 05 Nov	Scoot	direct
31 Oct - 08 Nov	Scoot
29 Oct - 31 Oct	HK Express
29 Oct - 30 Oct	Scoot	direct
30 Oct - 31 Oct	HK Express
28 Oct - 29 Oct	HK Express
27 Oct - 28 Oct	AirAsia
28 Oct - 30 Oct	HK Express
27 Oct - 30 Oct	AirAsia
26 Oct - 30 Oct	Royal Brunei
26 Oct - 29 Oct	Royal Brunei
26 Oct - 28 Oct	AirAsia

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Singapore in October from $231

Return flights