The restrictions, which come into effect on Saturday, include 31 local government areas, and were triggered after two cases were detected in the state.
Air Marshal Mel Hupfeld made the comments while speaking exclusively on the new episode of the Australian Aviation podcast.
Air New Zealand has hit pause on bookings to Australia for the next month, citing new measures which cap the number of passengers arriving.
The Corrective Services Commissioner made the claim after his officers intercepted an alleged aerial drop of $100,000 worth of ‘bupe’ into a maximum-security prison.
In March, Etihad controversially didn’t offer any refunds at all to customers, despite making exceptions for people who had booked from the US and EU.
Annastacia Palaszczuk has dealt an enormous blow to interstate travel by advising her citizens not to visit NSW – and hinting again she could formally close the border.