On July 1, 2025, a powerful low-pressure system, described as a "bomb cyclone," caused significant disruptions to flight operations at major Australian airports. The severe weather, characterized by heavy rain and strong winds, led to widespread delays and cancellations, particularly affecting domestic flights.
Sydney Kingsford Smith Airport experienced 178 delays and 29 cancellations, with Qantas and Jetstar being notably impacted. Melbourne Tullamarine Airport faced 147 delays and 15 cancellations, primarily affecting domestic operations. Brisbane Airport reported the most severe disruptions, with 253 delays and 17 cancellations, heavily impacting Virgin Australia and Jetstar flights.
Perth International Airport saw 81 delays and 1 cancellation, while Adelaide International Airport recorded 35 delays and 2 cancellations. Airlines issued travel advisories, offering free rebookings and flexible travel dates. The Civil Aviation Safety Authority (CASA) advised passengers to monitor airline advisories and allow extra time for travel.