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 month to arrive at Perth is February and the most expensive month to fly is May. (Average prices, based on 1249 datapoints.)
The best day to arrive at Perth is Saturday and it would be best to avoid Monday, as prices are on average 5.45% higher than on Saturday. (Average prices, based on 12675728 datapoints.)
We have a lot more statistics for flights GA 654 and between Perth and Sydney.