Flight Shahjalal International Airport departs from Dhaka Shahjalal International Airport at 14:05 and arrives at Kunming Wujiaba International Airport at 18:20.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 1372 Km. So the average speed is roughly 610 Km.
There is an 2 hour time difference between Dhaka and Kunming