The Federal Aviation Administration will meet with airline representatives Wednesday, seeking to cut flights going into and out of Newark Liberty International Airport amid mounting delays, hundreds of cancellations and growing frustration among passengers.

Several equipment outages over the past two weeks at the Philadelphia-based air traffic control center that guides planes to and from Newark Liberty International Airport have raised concerns about how safe it is to fly at one of the nation’s busiest airports.

Moving air traffic controllers means retraining them on the quirks of a new facility, and the process can take years.