Air distance from Canberra, Australia to Ljubljana, Slovenia is 9984.8 Miles (16068.9 Kilometers / 8670.8 Nautical Miles).
20 hrs, 43 mins is the flight duration between Canberra and Ljubljana. 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.