The Federal Aviation Administration (FAA) issued a ground stop Monday morning, pausing arriving and departing flights at Newark Liberty International Airport and Philadelphia International Airport because of an equipment failure.
The ground stop also applies to Teterboro Airport.
“The FAA is pausing flights into Philadelphia International, Teterboro and Newark Liberty International airports due to issues with some frequencies at Philadelphia TRACON,” a spokesperson said, according to CBS News.
The ground stop was ordered around 10 a.m. and has been extended to at least 1:45 p.m.
160+ delays at EWR and counting … Planes going nowhere at Newark Airport … FAA says it's an equipment issue at Philadelphia TRACON – which controls Newark airspace. pic.twitter.com/emkWSNgEiK
— Steven Bognar (@Bogs4NY) September 21, 2026
CBS News shared further:
TRACON stands for Terminal Radar Approach Control. It is an air traffic control facility that uses radar and radios to guide planes approaching and departing from airports.
ADVERTISEMENTNo details were released about what caused the outage.
Travelers are encouraged to check with their airlines for the latest information about individual flights.
“Due to an FAA equipment outage, arrivals and departures are currently delayed at #EWR. Please contact your airline for flight status,” Newark Liberty International Airport stated.
Due to an FAA equipment outage, arrivals and departures are currently delayed at #EWR. Please contact your airline for flight status.
— Newark Liberty International Airport (@EWRairport) September 21, 2026
Equipment problems have delayed flights at Newark for the past two days.
An FAA equipment outage is impacting airports in the northeast US this morning. Flights to from Philadelphia through the New York area are being affected by diversions and ground stops. pic.twitter.com/FHq94VAVMm
— Flightradar24 (@flightradar24) September 21, 2026
NJ.com has more:
Equipment issues at a New York radar facility slowed flights at Newark Liberty International Airport on Sunday morning.
The issue was at the New York TRACON, a terminal radar approach control facility in East Garden City, New York.
Flight cancellations and delays also disrupted operations at other U.S. airports Monday, though many were tied to thunderstorms and low clouds, not the equipment issue affecting Newark, Philadelphia and Teterboro.
United Airlines reported the most delays and cancellations of any U.S. carrier, with 102 flight delays and 22 cancellations Monday.






