Flight Chaos Across the U.S.: Delays, Cancellations, and Ground Stops.

Severe storms across the US caused over 1,400 flight cancellations and more than 4,600 delays on Monday, with Hartsfield-Jackson Atlanta International Airport being the most affected. United Airlines had the most cancellations, followed by Delta Air Lines, Southwest, and JetBlue. American Airlines delayed the most flights. The flight disruptions followed severe thunderstorms in parts of Arkansas, Tennessee, Mississippi, and the Ohio Valley on Sunday evening, leaving over 700,000 people without power. Travelers should consider booking early morning flights and direct flights to avoid delays.