Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 20:00 and arrives at Hanoi Noi Bai International Airport at 22:05.
The flighttime is about 3h 05m. The distance travelled ("as the bird flies"): 663 Km. So the average speed is roughly 215 Km.
There is an 1 hour time difference between Kuala Lumpur and Hanoi