Air distance from Hobart, Australia to Baltimore, USA is 10172.9 Miles (16371.7 Kilometers / 8834.1 Nautical Miles).
21 hrs, 7 mins is the flight duration between Hobart and Baltimore. 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.