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

Return flights

23 Mar - 16 Apr	FitsAir
23 Mar - 16 Apr	Singapore Airlines	direct
06 Mar - 08 Mar	AirAsia
17 Mar - 07 Apr	AirAsia
09 Mar - 15 Mar	AirAsia
09 Mar - 22 Mar	AirAsia
23 Mar - 11 Apr	Thai AirAsia
17 Mar - 04 Apr	AirAsia
17 Mar - 22 Mar	AirAsia
23 Mar - 10 Apr	Thai AirAsia
06 Mar - 15 Mar	AirAsia
06 Mar - 22 Mar	AirAsia
08 Mar - 15 Mar	AirAsia
08 Mar - 22 Mar	AirAsia
13 Mar - 15 Mar	AirAsia
13 Mar - 22 Mar	AirAsia
23 Mar - 13 Apr	Thai AirAsia
23 Mar - 07 Apr	Thai AirAsia
14 Mar - 04 Apr	AirAsia
23 Mar - 04 Apr	Thai AirAsia

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

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 Colombo to Singapore in March from 231€

Return flights