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

Return flights

17 Mar - 31 Mar	AirAsia
12 Mar - 31 Mar	AirAsia
13 Mar - 31 Mar	AirAsia
07 Mar - 09 Mar	AirAsia
15 Mar - 31 Mar	AirAsia
02 Mar - 09 Mar	AirAsia
02 Mar - 15 Mar	Singapore Airlines
02 Mar - 05 Mar	AirAsia
16 Mar - 31 Mar	AirAsia
17 Mar - 19 Mar	AirAsia
28 Mar - 08 Apr	AirAsia
28 Mar - 10 Apr	AirAsia
17 Mar - 02 Apr	AirAsia
17 Mar - 03 Apr	AirAsia
13 Mar - 02 Apr	AirAsia
13 Mar - 03 Apr	AirAsia
15 Mar - 02 Apr	AirAsia
15 Mar - 03 Apr	AirAsia
17 Mar - 04 Apr	AirAsia
15 Mar - 04 Apr	AirAsia

Also check the deals for one-way flights from Colombo to Sydney in March.

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 Sydney in March from $663

Return flights