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

Return flights

23 Jan - 22 Feb	Singapore Airlines
21 Jan - 12 Feb	Malaysia Airlines
28 Jan - 29 Jan	AirAsia X
13 Jan - 29 Jan	AirAsia X
14 Jan - 29 Jan	AirAsia X
15 Jan - 29 Jan	AirAsia X
21 Jan - 29 Jan	AirAsia X
16 Jan - 29 Jan	AirAsia X
18 Jan - 29 Jan	AirAsia X
28 Jan - 15 Feb	AirAsia X
13 Jan - 21 Jan	AirAsia X
14 Jan - 21 Jan	AirAsia X
15 Jan - 21 Jan	AirAsia X
28 Jan - 01 Feb	AirAsia X
28 Jan - 05 Feb	Malaysia Airlines
13 Jan - 01 Feb	AirAsia X
14 Jan - 01 Feb	AirAsia X
15 Jan - 01 Feb	AirAsia X
21 Jan - 01 Feb	AirAsia X
16 Jan - 01 Feb	AirAsia X

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

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 January from 546€

Return flights