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

Return flights

09 Jul - 18 Jul	AirAsia
01 Jul - 08 Jul	AirAsia
29 Jul - 15 Aug	AirAsia
23 Jul - 30 Jul	AirAsia
01 Jul - 17 Jul	AirAsia
08 Jul - 10 Jul	AirAsia
08 Jul - 17 Jul	AirAsia
02 Jul - 30 Jul	AirAsia
08 Jul - 15 Jul	AirAsia
09 Jul - 13 Jul	AirAsia
01 Jul - 16 Jul	AirAsia
01 Jul - 03 Aug	AirAsia
01 Jul - 03 Aug	Singapore Airlines	direct
01 Jul - 20 Aug	Singapore Airlines	direct

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

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 July from 186€

Return flights