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

Return flights

10 Dec - 18 Dec	AirAsia
08 Dec - 10 Dec	AirAsia
30 Dec - 20 Jan	AirAsia
09 Dec - 18 Dec	AirAsia
30 Dec - 22 Jan	AirAsia
31 Dec - 13 Jan	AirAsia
09 Dec - 15 Dec	AirAsia
10 Dec - 17 Dec	AirAsia
09 Dec - 17 Dec	AirAsia
10 Dec - 25 Dec	AirAsia
08 Dec - 13 Dec	AirAsia
30 Dec - 06 Jan	AirAsia
03 Dec - 05 Dec	AirAsia
17 Dec - 31 Dec	AirAsia
22 Dec - 11 Jan	AirAsia
21 Dec - 11 Jan	AirAsia
02 Dec - 11 Jan	AirAsia
17 Dec - 13 Jan	AirAsia
28 Dec - 09 Jan	AirAsia
22 Dec - 10 Jan	AirAsia

Also check the deals for one-way flights from Singapore to Colombo 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 Singapore to Colombo in December from 217€

Return flights