Air distance from Kathmandu, Nepal to Thimphu, Bhutan is 257.9 Miles (415.1 Kilometers / 224 Nautical Miles).
38 mins is the flight duration between Kathmandu and Thimphu. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.