American Airlines experienced a technology issue on July 28 that prompted a brief nationwide ground stop and disrupted system connectivity. The airline resumed departures Tuesday evening after delaying 1,100 flights, representing 30 percent of its daily operations.
An information technology systems failure caused American Airlines to ground aircraft fleet-wide across the United States, prompting FAA coordination. The outage represents a significant airline and transportation network disruption.
An IT system failure forced American Airlines to issue a nationwide ground stop on July 28, 2026, halting operations across the carrier. The outage was resolved by July 29, with flights resuming after the airline's IT team restored systems.