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

Return flights

21 Jul - 18 Aug	AirAsia X
22 Jul - 19 Aug	AirAsia X
28 Jul - 14 Aug	AirAsia X
14 Jul - 28 Jul	Malaysia Airlines
15 Jul - 29 Jul	Malaysia Airlines
14 Jul - 30 Jul	AirAsia X
01 Jul - 15 Jul	Scoot
02 Jul - 23 Jul	Scoot
21 Jul - 18 Aug	SriLankan Airlines	direct
21 Jul - 11 Aug	SriLankan Airlines	direct
03 Jul - 26 Jul	AirAsia X
04 Jul - 26 Jul	Singapore Airlines
14 Jul - 28 Jul	SriLankan Airlines	direct
03 Jul - 18 Jul	Singapore Airlines
01 Jul - 17 Jul	Singapore Airlines

Also check the deals for one-way flights from Sydney 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 Sydney to Colombo in July from 376€

Return flights