Flight Sydney Airport departs from Sydney Sydney Airport at 09:45 and arrives at Cairns Cairns Airport at 12:50.
The flighttime is about 3h 05m. The distance travelled ("as the bird flies"): 1723 Km. So the average speed is roughly 559 Km.
The best month to arrive at Sydney is March and the most expensive month to fly is October. (Average prices, based on 616 datapoints.)
The best day to arrive at Sydney is Thursday and it would be best to avoid Wednesday, as prices are on average 131.32% higher than on Thursday. (Average prices, based on 174984 datapoints.)
We have a lot more statistics for flights QF 922 and between Sydney and Cairns.