Cheapest return flights from Sydney to Colombo in September from 588€

Best time to book flights for Sydney (SYD) to Colombo (CMB) flights at AirHint

AirHint found the following cheapest return flights from Sydney (SYD) to Colombo (CMB) in September 2025 (see full year).

Return flights

03 Sep - 17 Sep Singapore Airlines
08 Sep - 22 Sep Singapore Airlines
18 Sep - 25 Sep Singapore Airlines
22 Sep - 27 Sep Singapore Airlines
03 Sep - 11 Sep AirAsia X
03 Sep - 22 Sep AirAsia X
21 Sep - 25 Sep AirAsia X
22 Sep - 25 Sep AirAsia X
20 Sep - 25 Sep AirAsia X
03 Sep - 07 Sep AirAsia X

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

Skyscanner

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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