Air distance from Washington DC, USA to Alofi, Niue is 7161.4 Miles (11525.2 Kilometers / 6219 Nautical Miles).
Flight duration time from Washington DC to Alofi is 14 hrs, 52 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.