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

Return flights

07 Jul - 17 Jul	Cathay Pacific
01 Jul - 17 Jul	Malaysia Airlines
03 Jul - 10 Jul	Singapore Airlines
05 Jul - 11 Jul	Singapore Airlines
04 Jul - 11 Jul	Malaysia Airlines
03 Jul - 20 Jul	Malaysia Airlines
01 Jul - 05 Jul	AirAsia
01 Jul - 06 Jul	AirAsia
01 Jul - 07 Jul	AirAsia
04 Jul - 05 Jul	AirAsia

Also check the deals for one-way flights from Perth 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 Perth to Colombo in July from $672

Return flights