Air distance from Santo Domingo, Dominican Republic to Hanoi, Vietnam is 9701.3 Miles (15612.7 Kilometers / 8424.6 Nautical Miles).
Flight duration time from Santo Domingo to Hanoi is 20 hrs, 8 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.