The US Airlines With The World’s Most Improved Narrowbody Seats In 2026

For years, narrowbody aircraft comfort in the United States was immediate shorthand for slim seats, tight pitch, and a race to add rows. In 2026, that story is changing, with a new wave of cabin refreshes on the horizon. Continued narrowbody market growth has come from the Airbus A321neo and the Boeing 737 MAX, both of which have benefited from aggressive retrofit programs, and fiercer competition for high-yield travelers.