A communications breakdown in Australia’s air traffic network has caused delays at three of the country’s busiest airports.
Flights to and from Melbourne, Adelaide and Perth were disrupted on Tuesday afternoon after a major technical issue hit key systems.
Passengers have been urged to check with their airline for the latest information before heading to the airport.
Tech issue hits Airservices communication systems
Airservices Australia confirmed it was working to fix problems with its communication systems that “impacted operations” across the network.
The agency manages air traffic control and aviation rescue services nationwide, and its systems coordinate traffic at major hubs such as Melbourne and Perth.
The exact cause of the outage has not yet been identified, and officials have not given a clear timeframe for a full fix.
Safety maintained but airport capacity reduced
According to Airservices, communication between pilots and air traffic controllers remained intact throughout the disruption.
However, the agency said it reduced operating capacity to make sure safety margins were maintained while engineers worked on the fault.
This means fewer aircraft could land or take off each hour, leading to delays and schedule changes across several airlines.
Flight delays at Melbourne, Adelaide and Perth
The disruption has been felt most strongly at Melbourne, Adelaide and Perth airports, which together handle tens of thousands of passengers daily.
Departures in the afternoon peak were particularly affected as airlines adjusted schedules to match the reduced air traffic capacity.
Some flights faced pushbacks at the gate, while others were held on the ground before take-off to avoid congestion.
Travellers urged to check flights and plan ahead
Airservices has advised that “some departures may be delayed” and that passengers should monitor airline alerts closely.
Airlines are updating customers through apps, text messages and airport screens as they re-time services and rebook affected passengers.
Travellers with tight connections or important appointments are being warned to allow extra time and consider alternative options if possible.
Spotlight on resilience of aviation technology
The incident comes at a time when Australia’s aviation network is recovering strongly from the pandemic, with international flights and passenger numbers rising.
However, it also follows a series of high-profile telecommunications outages that have raised questions about the resilience of critical digital infrastructure.
As a result, regulators and industry groups are likely to examine how robust air traffic communication systems are, and whether extra safeguards are needed.
For now, operations at the affected airports are continuing at reduced capacity while technicians work to restore normal service.
Authorities say safety remains the top priority, even if that means further delays for passengers hoping to travel on one of the busiest days of the week.
Sources: 7NEWS / Airservices Australia
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