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

Return flights

01 May - 06 May	AirAsia
01 May - 06 May	Singapore Airlines	direct
11 May - 16 May	Singapore Airlines	direct
03 May - 08 May	Singapore Airlines	direct
07 May - 16 May	AirAsia
07 May - 08 May	AirAsia
04 May - 16 May	AirAsia
11 May - 20 May	AirAsia
07 May - 11 May	AirAsia
07 May - 20 May	AirAsia
20 May - 09 Jun	AirAsia
20 May - 03 Jun	AirAsia
27 May - 09 Jun	AirAsia
27 May - 03 Jun	AirAsia
31 May - 09 Jun	AirAsia
31 May - 03 Jun	AirAsia

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

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 May from 274€

Return flights