Air distance from Canberra, Australia to Ulaanbaatar, Mongolia is 6291.4 Miles (10125.1 Kilometers / 5463.5 Nautical Miles).
13 hrs, 3 mins is the flight duration between Canberra and Ulaanbaatar. 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.