Flight Brisbane Airport departs from Brisbane Brisbane Airport at 14:10 and arrives at Sydney Sydney Airport at 15:45.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 680 Km. So the average speed is roughly 429 Km.
The best day to arrive at Brisbane is Saturday and it would be best to avoid Friday, as prices are on average 175.71% higher than on Saturday. (Average prices, based on 5496227 datapoints.)
We have a lot more statistics for flights QF 533 and between Brisbane and Sydney.