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

Return flights

10 Sep - 16 Sep	Jetstar	direct
11 Sep - 17 Sep	Jetstar	direct
18 Sep - 21 Sep	Jetstar	direct
02 Sep - 09 Sep	Jetstar	direct
02 Sep - 05 Sep	Jetstar	direct
04 Sep - 07 Sep	Jetstar	direct
13 Sep - 15 Sep	Jetstar	direct
13 Sep - 14 Sep	Jetstar	direct
19 Sep - 22 Sep	Jetstar	direct
05 Sep - 08 Sep	Jetstar	direct

Also check the deals for one-way flights from Brisbane to Newcastle 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 Newcastle in September from $78

Return flights