Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 04:25 and arrives at Istanbul Istanbul Atatürk Airport at 10:45.
The flighttime is about 12h 20m. The distance travelled ("as the bird flies"): 7849 Km. So the average speed is roughly 636 Km.
There is an 6 hour time difference between Kuala Lumpur and Istanbul
