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

Return flights

05 Dec - 08 Dec	Scoot	direct
12 Dec - 15 Dec	Scoot	direct
11 Dec - 14 Dec	Scoot	direct
12 Dec - 16 Dec	Scoot	direct
11 Dec - 16 Dec	Scoot	direct
16 Dec - 22 Dec	AirAsia	direct
15 Dec - 19 Dec	AirAsia	direct
03 Dec - 14 Dec	Scoot	direct
29 Dec - 02 Jan	AirAsia	direct
14 Dec - 21 Dec	AirAsia	direct
22 Dec - 26 Dec	AirAsia	direct
27 Dec - 06 Jan	AirAsia	direct
31 Dec - 01 Jan	AirAsia	direct
31 Dec - 02 Jan	AirAsia	direct

Also check the deals for one-way flights from Kuching 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 Kuching to Singapore in December from $142

Return flights