Air distance from Singapore, Singapore to Raleigh, USA is 9902.5 Miles (15936.6 Kilometers / 8599.4 Nautical Miles).
20 hrs, 33 mins is the flight duration between Singapore and Raleigh. 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.