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

Return flights

23 Aug - 27 Aug	AirAsia
28 Aug - 07 Sep	AirAsia
27 Aug - 07 Sep	AirAsia
31 Aug - 08 Sep	AirAsia
29 Aug - 16 Sep	IndiGo
25 Aug - 28 Aug	AirAsia
20 Aug - 26 Aug	AirAsia
25 Aug - 10 Sep	AirAsia
25 Aug - 09 Sep	AirAsia
21 Aug - 26 Aug	IndiGo
25 Aug - 03 Sep	AirAsia
25 Aug - 07 Sep	AirAsia
31 Aug - 10 Sep	AirAsia
31 Aug - 09 Sep	AirAsia
19 Aug - 27 Aug	IndiGo
20 Aug - 25 Aug	AirAsia
25 Aug - 26 Aug	AirAsia
25 Aug - 27 Aug	AirAsia
25 Aug - 31 Aug	AirAsia
24 Aug - 25 Aug	AirAsia

Also check the deals for one-way flights from Singapore to Colombo in August.

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 August from 229€

Return flights