Air distance from Kathmandu, Nepal to Asuncion, Paraguay is 10120.7 Miles (16287.7 Kilometers / 8788.8 Nautical Miles).
Flight duration time from Kathmandu to Asuncion is 21 hrs, 0 mins. 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.