Flight Tribhuvan International Airport departs from Kathmandu Tribhuvan International Airport at 23:05 and arrives at Singapore Changi Airport at 06:15. The flighttime is about 5h 10m. The distance travelled ("as the bird flies"): 2030 Km. So the average speed is roughly 393 Km. There is an 2 hour time difference between Kathmandu and Singapore
