Flight Perth Airport departs from Perth Perth Airport at 23:05 and arrives at Sydney Sydney Airport at 06:05.
The flighttime is about 4h 00m. The distance travelled ("as the bird flies"): 3917 Km. So the average speed is roughly 979 Km.
There is an 3 hour time difference between Perth and Sydney
The best month to arrive at Perth is February and the most expensive month to fly is January. (Average prices, based on 15121 datapoints.)
We have a lot more statistics for flights GA 568 and between Perth and Sydney.