Flight Perth Airport departs from Perth Perth Airport at 17:50 and arrives at Adelaide Adelaide Airport at 22:10.
The flighttime is about 2h 50m. The distance travelled ("as the bird flies"): 2516 Km. So the average speed is roughly 888 Km.
There is an 1.5 hour time difference between Perth and Adelaide
The best month to arrive at Perth is April and the most expensive month to fly is September. (Average prices, based on 209 datapoints.)
We have a lot more statistics for flights JQ 985 and between Perth and Adelaide.