Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 09:00 and arrives at Ho Chi Minh City Tan Son Nhat International Airport at 10:00.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 591 Km. So the average speed is roughly 296 Km.
There is an 1 hour time difference between Kuala Lumpur and Ho Chi Minh City