Flight Tribhuvan International Airport departs from Kathmandu Tribhuvan International Airport at 15:10 and arrives at Bangkok Don Mueang International Airport at 19:50.
The flighttime is about 3h 40m. The distance travelled ("as the bird flies"): 1684 Km. So the average speed is roughly 459 Km.
There is an 1 hour time difference between Kathmandu and Bangkok
