Air distance from Canberra, Australia to London, UK is 10547.6 Miles (16974.7 Kilometers / 9159.5 Nautical Miles).
21 hrs, 54 mins is the flight duration between Canberra and London. 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.