Cheapest return flights from Sydney to Colombo in October from $574

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 October 2025 (see full year).

Return flights

17 Oct - 31 Oct Singapore Airlines
18 Oct - 31 Oct Singapore Airlines
03 Oct - 19 Oct Singapore Airlines
12 Oct - 26 Oct Singapore Airlines
19 Oct - 28 Oct Singapore Airlines
22 Oct - 26 Oct Singapore Airlines
21 Oct - 31 Oct Singapore Airlines
21 Oct - 30 Oct Singapore Airlines
14 Oct - 28 Oct Singapore Airlines
03 Oct - 17 Oct Singapore Airlines
17 Oct - 02 Nov Singapore Airlines
22 Oct - 01 Nov Singapore Airlines
17 Oct - 01 Nov Singapore Airlines
14 Oct - 01 Nov AirAsia X
12 Oct - 01 Nov AirAsia X
25 Oct - 10 Nov AirAsia X
17 Oct - 02 Nov SriLankan Airlines direct
16 Oct - 01 Nov AirAsia X
22 Oct - 10 Nov AirAsia X
17 Oct - 01 Nov SriLankan Airlines direct

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

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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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