Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 21:00 and arrives at Doha International Airport at 23:30.
The flighttime is about 7h 30m. The distance travelled ("as the bird flies"): 5495 Km. So the average speed is roughly 733 Km.
There is an 5 hour time difference between Kuala Lumpur and Doha