Flight Darwin International Airport departs from Darwin Darwin International Airport at 01:35 and arrives at Sydney Sydney Airport at 06:25.
The flighttime is about 3h 20m. The distance travelled ("as the bird flies"): 2904 Km. So the average speed is roughly 871 Km.
There is an 1.5 hour time difference between Darwin and Sydney
The best day to arrive at Darwin is Friday and it would be best to avoid Monday, as prices are on average 488.86% higher than on Friday. (Average prices, based on 122048 datapoints.)
We have a lot more statistics for flights QF 843 and between Darwin and Sydney.