Flight Melbourne Airport departs from Melbourne Melbourne Airport at 10:05 and arrives at Perth Perth Airport at 11:10.
The flighttime is about 4h 05m. The distance travelled ("as the bird flies"): 3233 Km. So the average speed is roughly 792 Km.
There is an 3 hour time difference between Melbourne and Perth
The best day to arrive at Melbourne is Wednesday and it would be best to avoid Sunday, as prices are on average 100.67% higher than on Wednesday. (Average prices, based on 613249 datapoints.)
We have a lot more statistics for flights QF 771 and between Melbourne and Perth.