Air distance from Hobart, Australia to Louisville, USA is 9692.1 Miles (15597.9 Kilometers / 8416.6 Nautical Miles).
20 hrs, 7 mins is the flight duration between Hobart and Louisville. 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.