2024-12-24T12:34:40Z Read in app CHARLY TRIBALLEAU/AFP via Getty Images This story is available exclusively to Business Insider subscribers. Become an Insider and start reading now.Have an account? American Airlines says it is experiencing technical issues impacting all of its US flights, as airlines gear up for the Christmas travel rush.All the airline's flights across the US are currently grounded, the FAA said in an advisory statement."Your safety is our utmost priority. Once rectified we'll get you safely in the air and where you need to be," the airline said in response to one user who posted on X about the disruption.The issue is preventing the airline from calculating weight and balance requirements for its flights, Bloomberg reported Tuesday morning.This is a developing story. Thanks for signing up! Look out for your first newsletter with today's big story in your inbox soon.Thanks for signing up! Access your favorite topics in a personalized feed while you're on the go. American AirlinesClose iconTwo crossed lines that form an 'X'. It indicates a way to close an interaction, or dismiss a notification.