Air distance from Tucson, USA to Hanoi, Vietnam is 8058.7 Miles (12969.2 Kilometers / 6998.2 Nautical Miles).
16 hrs, 44 mins is the flight duration between Tucson and Hanoi. 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.