Air distance from Hobart, Australia to Nukualofa, Tonga is 2630 Miles (4232.6 Kilometers / 2283.9 Nautical Miles).
Flight duration time from Hobart to Nukualofa is 5 hrs, 27 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.