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

Return flights

16 Sep - 23 Sep	Jetstar
04 Sep - 12 Sep	Jetstar
05 Sep - 13 Sep	Jetstar
11 Sep - 13 Sep	Jetstar
02 Sep - 08 Sep	Jetstar
02 Sep - 09 Sep	Jetstar
09 Sep - 16 Sep	Jetstar
08 Sep - 15 Sep	Jetstar
04 Sep - 09 Sep	Jetstar
01 Sep - 16 Sep	Jetstar
15 Sep - 27 Oct	Jetstar
30 Sep - 14 Oct	Jetstar
28 Sep - 12 Oct	Philippine Airlines
17 Sep - 14 Oct	Jetstar
23 Sep - 29 Oct	Jetstar
19 Sep - 05 Oct	Jetstar
23 Sep - 29 Oct	Singapore Airlines	direct
06 Sep - 15 Oct	Jetstar
11 Sep - 01 Oct	Philippine Airlines
10 Sep - 09 Oct	Jetstar

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 $422

Return flights