DALLAS—Southwest Airlines will begin retrofitting the interiors of its Boeing 737 fleet comprised of more ... seating boarding procedure. The new interior modifications, which will include ...

Southwest Airlines on April 30 will begin the retrofitting process to create its new extra-legroom seats, beginning with Boeing 737-800 and Max-8 aircraft, the carrier announced Thursday.

Southwest Airlines is the world's largest low-cost carrier, operating a massive fleet of Boeing 737 aircraft across over 100 ...