American Airlines Group Inc. is an American publicly traded airline holding company headquartered in Fort Worth Texas. It was formed December 9 2013 in the merger of AMR Corporation the parent company of American Airlines and US Airways Group the parent company of US Airways. The airline groups together form the largest airline in the world with more than 6 700 daily flights to 336 locations in 56 countries worldwide about $40 billion in operating revenue over 100 000 employees and plans to take delivery of 607 new aircraft including 517 narrowbody aircraft and 90 widebody international aircraft. The integration of American Airlines and US Airways was completed when the Federal Aviation Administration granted a single operating certificate for both carriers on April 8 2015.