CHICAGO (Reuters) -United Airlines is facing a financial hit and potential long-term reputational harm as flight delays and cancellations pile up due to ongoing disruptions at Newark airport - one of its largest hubs and among the busiest in the country.

Newark airport is struggling with radar issues, staffing shortages and construction delays — and travel experts recommend alternative airports as passengers report significant flight disruptions.

Tech outages at Newark Liberty International Airport have led to a slew of delays and cancellations. Here's how your travel could be affected.

The air traffic control mishap early Friday morning added to disruptions in recent days that have intensified concerns about safety at one of the busiest U.S. airports.

The Federal Aviation Administration (FAA) briefly slowed air traffic at Newark Liberty International Airport on Sunday because a new telecommunications issue affected the Philadelphia facility

Newark has been facing disruptions for around two weeks amid a national air traffic controller shortage, leading to delays of up to five hours for some flights. As a result, some students flying home for the summer have changed their flights.

United Airlines on Tuesday is unveiling upgraded interiors on new Boeing 787 Dreamliners as it seeks to reassure customers after a series of issues and hundreds of flight disruptions in recent weeks at its nearby hub of Newark Liberty International Airport.

Don't be surprised if the delays, cancellations and safety concerns that have affected Newark Liberty International Airport in recent weeks spread to the rest of the U.S. That's according to Transportation Secretary Sean Duffy, who on Sunday said "antiquated systems" at major airports across the country need a multibillion-dollar overhaul.