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

Return flights

01 Mar - 06 Mar	AirAsia X
08 Mar - 17 Mar	AirAsia X
10 Mar - 31 Mar	AirAsia X
04 Mar - 31 Mar	AirAsia X
07 Mar - 16 Mar	AirAsia X
11 Mar - 19 Mar	AirAsia X
10 Mar - 30 Mar	AirAsia X
10 Mar - 29 Mar	AirAsia X
09 Mar - 29 Mar	AirAsia X
06 Mar - 13 Mar	AirAsia X
07 Mar - 03 Apr	AirAsia X
13 Mar - 04 Apr	AirAsia X
17 Mar - 07 Apr	VietJet Air
18 Mar - 01 Apr	Singapore Airlines
20 Mar - 03 Apr	AirAsia X
28 Mar - 04 Apr	Scoot
10 Mar - 09 Apr	AirAsia X
10 Mar - 01 Apr	Singapore Airlines
27 Mar - 25 Apr	AirAsia X
23 Mar - 03 Apr	AirAsia X

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

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from Sydney to Colombo in March from $454

Return flights