Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 22:20 and arrives at Adelaide Adelaide Airport at 08:00.
The flighttime is about 8h 10m. The distance travelled ("as the bird flies"): 4421 Km. So the average speed is roughly 541 Km.
There is an 1.5 hour time difference between Kuala Lumpur and Adelaide