American and United are upgrading small-city routes with Airbus A319s, replacing regional jets in markets like Flagstaff and Appleton.

CNN — New York (CNN) — Regional jets are despised by many passengers. They’re uncomfortable and cramped, with little space for both carry-on luggage and people. Although their use is on the decline, ...

United Airlines is betting big on premium — even among its oldest and historically most disliked planes. The carrier announced in March that it was rebranding its 20-year-old Bombardier CRJ-200 planes ...