Flight Melbourne Airport departs from Melbourne Melbourne Airport at 17:55 and arrives at Sydney Sydney Airport at 19:20.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 787 Km. So the average speed is roughly 556 Km.
The best day to arrive at Melbourne is Wednesday and it would be best to avoid Monday, as prices are on average 219.62% higher than on Wednesday. (Average prices, based on 29519449 datapoints.)
We have a lot more statistics for flights QF 476 and between Melbourne and Sydney.