Air distance from Ottawa, Canada to Canberra, Australia is 10022.1 Miles (16128.9 Kilometers / 8703.2 Nautical Miles).
20 hrs, 48 mins is the flight duration between Ottawa and Canberra. 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.