US Flight Cancellations: FAA Outage Disrupts Travel

Thousands of US Flight Cancellations After FAA Outage: What Travelers Need to Know

Thousands of passengers across the United States faced travel disruption after a nationwide Federal Aviation Administration (FAA) ground stop halted departing flights because of a telecommunications outage. Although the restriction was lifted on Friday night, November 13, flight cancellations and delays continued into Saturday as airlines worked to restore their schedules.

The incident has drawn attention to the technology supporting America's air traffic control system. Travelers at major airports experienced disrupted plans, while airlines dealt with aircraft and crew members being out of position. The latest developments show why passengers should check their flight status before leaving for the airport.

Why Did the FAA Order a Nationwide Ground Stop?

The FAA ordered a nationwide ground stop on departing US flights on Friday, November 13, citing extraordinary circumstances and safety concerns. Officials said the disruption was linked to a telecommunications outage affecting the agency's air traffic control operations.

According to CBS News, the ground stop lasted approximately five hours. During this period, aircraft already in the air were allowed to land safely, while departures were temporarily halted. The restriction was lifted later on Friday evening, allowing flights to resume.

Transportation Secretary Sean Duffy said on Saturday that operations were gradually returning to normal. However, he warned that passengers could continue to experience delays and cancellations while airlines reposition aircraft and crews.

US Flight Cancellations Continue After Operations Resume

Lifting the FAA ground stop did not immediately restore normal airline schedules. When aircraft and flight crews are displaced from their planned locations, airlines must reorganize operations before they can operate their regular timetables.

CBS News reported that FlightAware data showed more than 3,800 cancellations and over 2,000 delays in the United States on Saturday morning. The figures reflected the continuing impact of the previous day's disruption and may change as airlines update their schedules.

Airline or Airport	Reported Impact
Delta Air Lines	About 640 cancellations reported Saturday morning
United Airlines	About 530 cancellations reported Saturday morning
American Airlines	About 488 cancellations reported Saturday morning
Atlanta Hartsfield-Jackson	Among the airports most affected
Chicago O'Hare	Among the airports most affected
New York JFK	Among the airports most affected

These are reported figures from Saturday morning, not final totals. Airline schedules and airport conditions can change throughout the day.

What Caused the Air Traffic Control Communication Outage?

Officials have pointed to problems involving older communications equipment used by the air traffic control network. Transportation Secretary Sean Duffy said overloaded routers were providing inconsistent information. Homeland Security Secretary Markwayne Mullin also said that security patches introduced into the older system appeared to have overwhelmed its routers.

CBS News reported that a preliminary investigation focused on Cisco 600 series routers manufactured between 2001 and 2006. Sources told the network that the equipment had been identified and isolated. The investigation was still developing, so the precise technical explanation should not be treated as a final conclusion.

The incident has renewed questions about the age and reliability of the technology used to coordinate flights across the country. Air traffic control depends on reliable communication between pilots, controllers and operational facilities. Even a disruption affecting part of that network can create wider scheduling problems.

Was the FAA Outage Caused by a Cyberattack?

US officials said there was no indication that the telecommunications outage was caused by a cyberattack or an intentional threat against the country. Homeland Security Secretary Markwayne Mullin described the incident as a telecommunications outage during public remarks.

Transportation officials also said the disruption was not connected to the separate Microsoft outage. The investigation into the FAA incident was continuing, and officials had not presented evidence of a cyberattack in the reports published on November 14.

What Should Travelers Do After the Flight Disruption?

Passengers with upcoming journeys should take a few precautions while airlines continue to recover from the disruption. A flight that appears on schedule can still be affected by changes to aircraft availability or crew assignments.

• Check your flight status: Visit your airline's official website or app before leaving home.
• Check airport updates: Review departure information for your specific airport and terminal.
• Contact the airline: If your flight is canceled, ask about available rebooking options.
• Keep notifications enabled: Turn on airline alerts for schedule changes and gate updates.
• Review travel waivers: Check whether your airline is offering fee-free changes for affected passengers.
• Allow extra time: Airport queues and customer service lines may remain busy during recovery.

ABC7 New York reported that American Airlines, Delta Air Lines and United Airlines had issued travel waivers for affected passengers, while Southwest Airlines was also allowing certain passengers to rebook without additional charges. The exact conditions differ by airline, so travelers should confirm eligibility directly with their carrier.

Why the Incident Matters for US Aviation

The nationwide ground stop highlighted how strongly modern air travel depends on communications infrastructure. Airlines, airports and air traffic controllers coordinate thousands of operations, and disruption in one part of the system can affect flights across multiple regions.

The incident has also renewed calls to modernize aging air traffic control technology. Transportation officials have argued that replacing older systems would help improve reliability. However, major infrastructure upgrades require funding, planning and careful implementation.

For passengers, the immediate concern is getting accurate information and reaching their destinations safely. Even after flight operations resume, the effects of a major disruption can continue while airlines reorganize aircraft, crews and schedules.

Frequently Asked Questions

1. Why were flights canceled across the United States?

The FAA ordered a nationwide ground stop on departing flights after a telecommunications outage affected air traffic control operations. Airlines then faced further scheduling problems as aircraft and crews were displaced.

2. Has the FAA ground stop been lifted?

Yes. The nationwide ground stop was lifted on Friday night, November 13, 2026. Flights resumed, although delays and cancellations continued on Saturday.

3. Are US flights operating normally now?

CBS News reported that US airspace was operating normally by Saturday morning. However, individual airlines and airports continued to experience disruption, so passengers should check their own flight status.

4. Which airlines reported cancellations?

Delta Air Lines, United Airlines and American Airlines were among the carriers reporting significant cancellations in the Saturday morning figures published by CBS News.

5. Was the FAA outage a cyberattack?

Officials said there was no indication that the outage was caused by a cyberattack. The reported investigation focused on a telecommunications and equipment problem.

6. How can passengers check canceled flights?

Passengers should use their airline's official app or website, check airport departure boards and contact the airline directly for rebooking information.

Conclusion

The nationwide FAA outage caused major disruption to US air travel, leaving airlines with thousands of cancellations and delays to manage. Although the ground stop was lifted, the recovery process continued on November 14 as carriers worked to reposition aircraft and crews.

The incident also raised important questions about aging air traffic control infrastructure and the need for reliable communications technology. Travelers should continue checking official airline updates before heading to the airport, as flight schedules may change during the recovery period.

Sources and Further Reading

• CBS News – FAA lifts nationwide ground stop that disrupted thousands of flights
• ABC7 New York – Flights delayed and canceled after nationwide ground stop

Last updated: November 14, 2026. Figures and airline policies may change as operations recover.