AirHint found the following cheapest return flights from Singapore (SIN) to Colombo (CMB) in April 2026 (see full year).

Return flights

01 Apr - 21 Apr	AirAsia
01 Apr - 06 Apr	AirAsia
01 Apr - 10 Apr	AirAsia
28 Apr - 04 May	Thai AirAsia
28 Apr - 07 May	Thai AirAsia
06 Apr - 21 Apr	AirAsia
02 Apr - 21 Apr	AirAsia
15 Apr - 21 Apr	AirAsia
15 Apr - 04 May	AirAsia
01 Apr - 11 Apr	AirAsia
03 Apr - 21 Apr	AirAsia
02 Apr - 06 Apr	AirAsia
15 Apr - 24 Apr	AirAsia
28 Apr - 09 May	Thai AirAsia
28 Apr - 02 May	Thai AirAsia
15 Apr - 02 May	AirAsia
28 Apr - 09 May	Singapore Airlines	direct

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

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 April from $342

Return flights