Air distance from Kathmandu, Nepal to Zagreb, Croatia is 3934.5 Miles (6331.9 Kilometers / 3416.7 Nautical Miles).
8 hrs, 10 mins is the flight duration between Kathmandu and Zagreb. 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.