Major airlines hit by 674 delays and more than 50 cancellations as passengers left stranded

Hundreds of passengers across Australia and New Zealand have been left stranded after several airlines faced flight disruptions.

Carriers including Qantas, Jetstar, Network Aviation, Alliance Airlines, Air New Zealand and Sounds Air, recorded a total of 54 cancellations and 674 delays at major hubs.

Operational data compiled from regional aviation trackers and airport boards shows a broad pattern of disruption stretching across the Tasman.

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The largest impact was at major Australian hubs including Sydney, Brisbane, Perth and Adelaide.

Some flights were cancelled outright, while many others departed late – in some instances by more than an hour.

Analysts said that the disruption is not limited to to any one airline or fleet type, but rather reflects the tight interdependence of the wider Australasian network.

The knock-on effect of a single delayed or cancelled flight can ripple across multiple routes, given how interconnected the aviation network is.

Industry data and published commentary suggest that a combination of factors is driving the current bout of disruption.

Seasonal weather systems moving through south-eastern Australia and across the Tasman can quickly reduce runway capacity at Sydney and Auckland.

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Airlines have also had to manage lean staffing and aircraft availability, which can result in even minor technical issues or ground-handling delays triggering last-minute cancellations, The Traveler reported.

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Network complexity is another critical element. When a partner airline experiences a disruption on one leg, passengers booked under another carrier’s code can find themselves stranded or rebooked through unfamiliar airports.

These factors create a travel environment in which published timetables provide only a guidance to actual operations on challenging days.