Air distance from Hanoi, Vietnam to Windhoek, Namibia is 6666.7 Miles (10729 Kilometers / 5789.3 Nautical Miles).
13 hrs, 50 mins is the flight duration between Hanoi and Windhoek. 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.