Flight Sydney Airport departs from Sydney Sydney Airport at 13:00 and arrives at Melbourne Melbourne Airport at 14:35.
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 month to arrive at Sydney is March and the most expensive month to fly is August. (Average prices, based on 1784 datapoints.)
The best day to arrive at Sydney is Thursday and it would be best to avoid Sunday, as prices are on average 39.25% higher than on Thursday. (Average prices, based on 36438091 datapoints.)
We have a lot more statistics for flights GA 842 and between Sydney and Melbourne.