Flight Yangon International Airport departs from Yangon Yangon International Airport at 16:35 and arrives at Hanoi Noi Bai International Airport at 19:05.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 1078 Km. So the average speed is roughly 539 Km.
There is an 0.5 hour time difference between Yangon and Hanoi