US Airports Report 1,358 Flight Delays and 85 Cancellations Amid Weather on Sept 21,...
U.S. airports reported 1,358 flight delays and 85 cancellations on September 21, 2026. Dallas Fort-Worth International and United Airlines experienced the most disruptions due to adverse weather conditions.
UK Air Traffic Fault at Prestwick Causes 200+ Flight Cancellations on Sept 21
A connectivity fault at NATS's Prestwick Centre on September 21 caused over 200 flight cancellations across northern UK airports. Airlines including easyJet, British Airways, and Ryanair reported widespread delays and cancellations.
FAA Facility Failure Disrupts Northeast US Flights, Over 800 Cancelled
A failure at the FAA air traffic control center in Philadelphia on September 21, 2026, caused over 800 flight cancellations across the Northeast US. Newark Liberty International Airport was mostly halted for nearly eight hours amid backup fiber optic line damage by railroad construction.
More Than 200 UK Flights Cancelled After Prestwick ATC Fault on Sept 21
A technical fault at NATS Prestwick Centre on September 21 caused about 200 UK flight cancellations, mainly affecting northern airports. The fault was fixed by 10:30 BST but delays continued into the afternoon.
Northeast US Air Traffic Outage Cancels 800+ Flights September 22
A failure at the FAA's Philadelphia air traffic control center on September 22, 2026, canceled over 800 flights across Northeastern US airports. Newark Liberty International suspended flights for nearly eight hours, with widespread impacts also seen at Philadelphia, LaGuardia, and Kennedy airports.
FAA Equipment Outage Causes Flight Ground Stops and Delays at Newark and Philadelphia Airports
A Verizon fiber-optic cable cut on September 21, 2026, caused a major FAA outage disrupting flights to Newark, Philadelphia, and New York City airports. More than 600 Newark flights were canceled and nearly 100 delayed, with significant impacts also at Philadelphia International Airport.
Flight Delays and Cancellations Hit US Northeast on September 22 Due to Air Traffic...
Technical problems at a key Northeast US air traffic center disrupted flights on September 22, 2026. Hundreds of flights were delayed or cancelled across the region.
FAA Equipment Outage Causes Flight Delays, Cancellations at Newark and Philadelphia
A Verizon fiber-optic cable cut on September 21, 2026, severed the FAA's backup communication line, triggering ground stops and causing over 600 cancellations at Newark and 200 cancellations at Philadelphia airports. United and American Airlines waived change fees amid delays reaching 150 minutes.
FAA Outage Triggers Over 600 Flight Cancellations and Delays at Newark Airport
A Verizon fiber optic cable was cut by a construction crew, causing FAA Philadelphia TRACON outages that led to over 600 flight cancellations and delays up to 150 minutes at Newark Airport on September 21, 2026. The disruption affected Newark, Philadelphia, JFK, LaGuardia and Teterboro airports.
Technical Failures at Philadelphia FAA Center Cancel 800+ Flights on Sept 21, 2026
A dual failure of communications lines at the Philadelphia FAA air traffic control center on September 21, 2026, led to more than 800 flight cancellations across the US Northeast. Flights at Newark and Philadelphia airports were halted for several hours while repairs were underway.
















