AirHint found the following cheapest return flights from Brisbane (BNE) to Singapore (SIN) in September 2025 (see full year).

Return flights

12 Sep - 19 Sep	VietJet Air
09 Sep - 17 Sep	Philippine Airlines
10 Sep - 14 Sep	VietJet Air
10 Sep - 16 Sep	VietJet Air
22 Sep - 24 Sep	Jetstar
11 Sep - 19 Sep	VietJet Air
19 Sep - 21 Sep	VietJet Air
11 Sep - 15 Sep	VietJet Air
13 Sep - 16 Sep	Jetstar
26 Sep - 28 Sep	VietJet Air
30 Sep - 30 Oct	Jetstar
22 Sep - 21 Oct	Jetstar
29 Sep - 05 Oct	VietJet Air
26 Sep - 05 Oct	VietJet Air
08 Sep - 08 Oct	VietJet Air
25 Sep - 02 Oct	VietJet Air
08 Sep - 10 Oct	Jetstar
27 Sep - 02 Oct	Jetstar
29 Sep - 09 Oct	VietJet Air
26 Sep - 01 Oct	VietJet Air

Also check the deals for one-way flights from Brisbane to Singapore in September.

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 Singapore in September from 423€

Return flights