Flight Perth Airport departs from Perth Perth Airport at 23:55 and arrives at Sydney Sydney Airport at 06:05.
The flighttime is about 4h 10m. The distance travelled ("as the bird flies"): 3917 Km. So the average speed is roughly 940 Km.
There is an 2 hour time difference between Perth and Sydney
The best day to arrive at Perth is Thursday and it would be best to avoid Sunday, as prices are on average 101.43% higher than on Thursday. (Average prices, based on 15295403 datapoints.)
We have a lot more statistics for flights QF 654 and between Perth and Sydney.
