Thousands of travelers across the United States are facing significant travel disruptions as multiple airlines, including United, American, and SkyWest, have canceled 141 flights and delayed over 2,100 more. The widespread issues are affecting some of the country's busiest airports, such as those in San Francisco, Newark, and Chicago. While the industry-wide event is causing chaos for many passengers, the direct impact on United Airlines appears to be limited so far. Reports indicate that United has canceled 6 flights, which accounts for approximately 1% of its total operations for the day. Passengers are advised to check their flight status for the latest updates as the situation develops.