Cheapest one-way flights from Colombo to Singapore in May from $136

AirHint found the following cheapest one-way flights from Colombo (CMB) to Singapore (SIN) in May 2026 (see full year).

One-Way flights

20 May AirAsia
22 May AirAsia
04 May AirAsia
25 May AirAsia
26 May AirAsia
02 May AirAsia
28 May AirAsia
26 May Singapore Airlines direct
25 May Singapore Airlines direct
20 May Singapore Airlines direct

Also check the deals for return flights from Colombo to Singapore in May.

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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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