Flight International Airport departs from Canberra International Airport at 16:25 and arrives at Sydney Sydney Airport at 17:20.
The flighttime is about 0h 55m. The distance travelled ("as the bird flies"): 256 Km. So the average speed is roughly 279 Km.
The best day to arrive at Canberra is Wednesday and it would be best to avoid Monday, as prices are on average 183.55% higher than on Wednesday. (Average prices, based on 75938 datapoints.)
We have a lot more statistics for flights QF 1446 and between Canberra and Sydney.