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

Return flights

15 Oct - 29 Oct	AirAsia
08 Oct - 15 Oct	AirAsia
25 Oct - 29 Oct	AirAsia
11 Oct - 22 Oct	AirAsia
06 Oct - 17 Oct	Air India
11 Oct - 30 Oct	AirAsia
11 Oct - 16 Oct	AirAsia
11 Oct - 29 Oct	AirAsia
04 Oct - 12 Oct	Air India
10 Oct - 19 Oct	Air India
16 Oct - 10 Nov	Air India
15 Oct - 10 Nov	Air India
31 Oct - 09 Nov	Air India
21 Oct - 04 Nov	AirAsia
21 Oct - 06 Nov	AirAsia
21 Oct - 03 Nov	AirAsia
25 Oct - 12 Nov	AirAsia
25 Oct - 04 Nov	AirAsia
25 Oct - 06 Nov	AirAsia
25 Oct - 03 Nov	AirAsia

Also check the deals for one-way flights from Singapore to Colombo 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 Singapore to Colombo in October from $271

Return flights