Guests tour a retrofitted Southwest Airlines passenger jet at Love Field ,Thursday, Sept. 26, 2024, in Dallas. (AP Photo/Tony Gutierrez)

FILE - A United Airlines jetliner glides in for a landing at Denver International Airport on Jan. 16, 2024, in Denver. (AP Photo/David Zalubowski, File)

FILE - An American Airlines jetliner rumbles down a runway at Denver International Airport, Jan. 16, 2024, in Denver. (AP Photo/David Zalubowski, File)