Air distance from Sana Yemen to Hanoi Vietnam is 4028.4 Miles (6483.1 Kilometers / 3498.3 Nautical Miles).
Flight duration time from Sana Yemen to Hanoi Vietnam is 8 hrs, 21 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.