Air distance from Copenhagen, Denmark to Koolunga, Australia is 9455.5 Miles (15217.1 Kilometers / 8211.1 Nautical Miles).
19 hrs, 38 mins is the flight duration between Copenhagen and Koolunga. 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.