Compare and contrast to Europe. Are the Aussies, with just 100 deaths really going to keep the door shut for at least another 6 months? With a vaccine not guaranteed to be found?
Qantas have cancelled international until late October, however they have a decent sized domestic market to be getting on with, assuming all the different states can agree on the internal border restrictions.
https://edition.cnn.com/2020/06/18/b...hnk/index.html
There are daily flights with Singapore Airlines which are mainly for mail and cargo. Australian citizens may return from overseas but are subject to quarantine on arrival.