JetBlue, along with several other major U.S. carriers including United, Delta, and American, faced extensive flight disruptions on November 28, 2025. The widespread issues resulted in over 1,445 delays and 65 cancellations across the industry, leaving a large number of passengers stranded at major airports such as Chicago, Denver, Boston, and Miami. The disruptions were attributed to a combination of factors, including adverse weather conditions, ongoing staffing shortages, and other operational challenges affecting the aviation system. This event highlights the persistent vulnerabilities within airline operations, causing significant inconvenience for travelers during a busy travel period. No specific market reaction analysis regarding this operational issue was available.