FILE - An American Airlines jetliner waits on a runway for departure from Denver International Airport Friday, Sept. 1, 2023, in Denver. American Airlines reports earnings on Thursday, April 25, 2024. (AP Photo/David Zalubowski, File)
FILE - A line of Southwest Air Boeing 737 jets are parked near the company's production plant while being stored at Paine Field Friday, April 23, 2021, in Everett, Wash. Southwest Air reports earnings on Thursday, April 25, 2024. (AP Photo/Elaine Thompson, File)