Flights to north east Queensland have been grounded as tropical cyclone Debbie bears down.
Jetstar, Virgin and Qantas have cancelled flights to and from Townsville airport for Monday and Tuesday.
The airlines have also cancelled some flights into and out of Mackay airport.
All flights to Hamilton Island are cancelled for Monday.
"Jetstar will be contacting all passengers on cancelled flights to provide options, including moving to flights on other days or a voucher credit," the airline says in an alert on its website.
"Jetstar's safety and operations team continues to closely monitor weather forecasts and further travel alert updates on the status of our north-east Queensland services will be provided on Monday morning regarding flights to/from the region scheduled for Tuesday 28 March."
Qantas advises Hamilton Island passengers who booked tickets before March 25 for travel by Tuesday can make changes to their bookings.
Passengers should check with their airlines for the latest information.
