Cheapest return flights from Colombo to Sydney in December from $865

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

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

Return flights

25 Dec - 13 Jan AirAsia
27 Dec - 13 Jan AirAsia
28 Dec - 13 Jan AirAsia
27 Dec - 16 Jan AirAsia
28 Dec - 16 Jan AirAsia
24 Dec - 13 Jan AirAsia
02 Dec - 08 Dec AirAsia
02 Dec - 07 Dec AirAsia
02 Dec - 06 Dec AirAsia
02 Dec - 20 Dec AirAsia
02 Dec - 22 Dec AirAsia
09 Dec - 27 Dec AirAsia
09 Dec - 20 Dec AirAsia
09 Dec - 22 Dec AirAsia
09 Dec - 25 Dec AirAsia
09 Dec - 26 Dec AirAsia
17 Dec - 06 Jan AirAsia
25 Dec - 12 Jan AirAsia
28 Dec - 17 Jan AirAsia
25 Dec - 10 Jan AirAsia

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

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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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