AirHint found the following cheapest return flights from Brisbane (BNE) to Colombo (CMB) in August 2025 (see full year).

Return flights

31 Aug - 17 Sep	Philippine Airlines
22 Aug - 08 Sep	Philippine Airlines
27 Aug - 17 Sep	Philippine Airlines
21 Aug - 09 Sep	Philippine Airlines
21 Aug - 05 Sep	Philippine Airlines
20 Aug - 09 Sep	VietJet Air
18 Aug - 05 Sep	Philippine Airlines
20 Aug - 03 Sep	VietJet Air
19 Aug - 06 Sep	Philippine Airlines
19 Aug - 05 Sep	Philippine Airlines
23 Aug - 31 Aug	Philippine Airlines
19 Aug - 31 Aug	Jetstar
16 Aug - 24 Aug	China Eastern
19 Aug - 26 Aug	Qantas
20 Aug - 27 Aug	Qantas
21 Aug - 31 Aug	IndiGo

Also check the deals for one-way flights from Brisbane to Colombo in August.

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 Brisbane to Colombo in August from 496€

Return flights