A staffing shortage, runway construction and deferred maintenance to crucial air traffic technology have made Newark Airport a national laughingstock.

Caught in the middle of the issues at Newark is United Airlines, which is the most active airline at the New Jersey airport. While the problems lie with the FAA system, the airline is where people often aim their frustrations over cancellations and delays.

A communications outage affecting flights approaching Denver International Airport is the latest in a series of glitches that have put a spotlight on the nation’s aging air traffic control system.

The airline told the Sun the e-mail was sent to passengers who have upcoming flights to or through Newark’s airport, as well as its MileagePlus

"We've turned the corner, and we have the commitment," United Airlines CEO Scott Kirby said of reforms to the Federal Aviation Administration.

Three incidents at Newark have shaken the public. Meanwhile, the FAA is understaffed. Here's what the Trump administration wants to do about it.

At a House committee budget meeting, Transportation Secretary Duffy explained why he switched his wife's flight away from Newark after the airport had several tech and staffing issues