Unfortunately not. You need to be starting and ending your trip in Australia, and buying a policy for the full duration of the time you expect to be away.
I’m an Australian but I’ve already left Australia, can I buy your insurance?
4 May 2019
“Perhaps travel cannot prevent bigotry, but by demonstrating that all peoples cry, laugh, eat, worry, and die, it can introduce the idea that if we try and understand each other, we may even become friends.”