Nationwide FAA ground stop causes thousands of flight cancellations across the United States

A nationwide Federal Aviation Administration ground stop caused 12,000 flight cancellations on Friday, November 13, 2026, following maintenance work on aging infrastructure. The disruption lasted four hours and was lifted at 8:15 pm Eastern Time on Friday, November 13, 2026. This event represents the second nationwide ground stoppage in United States airspace since the September 11 attacks.

Technical maintenance causes disruption

The ground stop occurred because technicians were upgrading old copper wiring to high-speed fiber cable. This maintenance work led to significant delays and cancellations for travelers across the country. Transportation Secretary Sean Duffy stated that the issue was caused by contractor error or faulty equipment flooding air traffic control routers.

The impact of the maintenance work extended into the following day. Out of 41,000 flights scheduled for Saturday, November 14, 2026, the Federal Aviation Administration estimated between 4,000 and 5,000 cancellations. However, FlightAware recorded more than 6,200 canceled flights as of Saturday evening, November 14, 2026.

Impact on travelers and airlines

The scale of the cancellations created significant frustration for passengers navigating the national airspace. One passenger, Lisa Beraid, expressed exhaustion and frustration regarding the travel mess. While the ground stop was lifted on Friday evening, the backlog of flights continued to affect schedules through Saturday.

FAA Chief Bryan Bedford offered a sincere apology to the American traveling public regarding the disruption. The agency is working to stabilize the system to prevent further delays. FAA Chief Bryan Bedford predicted a full resumption of flight schedules by the close of business on Sunday, November 15, 2026.

Systemic infrastructure challenges

The transition from copper wiring to high-speed fiber cable is part of a larger effort to modernize aviation communication systems. The recent failure highlights the vulnerabilities inherent in upgrading critical infrastructure. The incident marks a rare and significant disruption to the United States aviation network.

The disruption has prompted discussions regarding the oversight of contractors performing sensitive maintenance on air traffic control equipment. As the Federal Aviation Administration works toward a full resumption of normal operations, officials continue to investigate the specific technical failures that led to the router flooding. The agency expects all flight schedules to return to normal by the end of the weekend.

Glossary

• Federal Aviation Administration — The Federal Aviation Administration is a government agency that issues charting notices and maintains databases and aeronautical charts. It is responsible for managing flight schedules and working toward the resumption of normal aviation operations.
• ground stop — A ground stop is an action issued by the FAA that can cause flight delays and cancellations. It can be caused by equipment outages or technical maintenance.
• Eastern Time — Eastern Time is a time zone used for scheduling broadcasts and tracking the timing of aviation disruptions.
• September 11 attacks — The September 11 attacks involved 19 al-Qaeda hijackers who commandeered four commercial planes for suicide attacks. These attacks resulted in the deaths of 2,977 victims and caused the collapse of buildings in the World Trade Center.