Air distance from Roseau, Dominica to Nukualofa, Tonga is 8105.3 Miles (13044.2 Kilometers / 7038.6 Nautical Miles).
16 hrs, 49 mins is the flight duration between Roseau and Nukualofa. 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.