Flight Melbourne Airport departs from Melbourne Melbourne Airport at 09:25 and arrives at Sydney Sydney Airport at 11:00.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 787 Km. So the average speed is roughly 497 Km.
The best day to arrive at Melbourne is Wednesday and it would be best to avoid Monday, as prices are on average 192.38% higher than on Wednesday. (Average prices, based on 27770374 datapoints.)
We have a lot more statistics for flights JQ 508 and between Melbourne and Sydney.