Flight Melbourne Airport departs from Melbourne Melbourne Airport at 10:15 and arrives at Brisbane Brisbane Airport at 12:35.
The flighttime is about 2h 20m. The distance travelled ("as the bird flies"): 1343 Km. So the average speed is roughly 576 Km.
The best day to arrive at Melbourne is Sunday and it would be best to avoid Thursday, as prices are on average 78.29% higher than on Sunday. (Average prices, based on 5864501 datapoints.)
We have a lot more statistics for flights QF 612 and between Melbourne and Brisbane.
