Flight Brisbane Airport departs from Brisbane Brisbane Airport at 20:25 and arrives at Perth Perth Airport at 23:40.
The flighttime is about 5h 15m. The distance travelled ("as the bird flies"): 4143 Km. So the average speed is roughly 789 Km.
There is an 2 hour time difference between Brisbane and Perth
The best day to arrive at Brisbane is Saturday and it would be best to avoid Friday, as prices are on average 155.77% higher than on Saturday. (Average prices, based on 342973 datapoints.)
We have a lot more statistics for flights QF 943 and between Brisbane and Perth.
