Southwest Airlines will add seat assignments and extra-legroom premium seats. It will also start five overnight flights — its first-ever red-eye flights — in February and more later in the year.

Southwest Airlines plans to start assigning seats to travelers, as well as offering premium seating for customers who want more legroom — a move announced on Thursday that breaks a 50-year ...

Southwest plans to offer pricier seats with extra legroom and end open seating on its planes. The shifts are the most major in Southwest's more than five decades of flying.

That pricing is now changing. Southwest Airlines announced that you can choose seating with extra legroom for an extra fee. “I’d be willing to pay for more legroom,” passenger Cheney Young said.

Southwest Airlines’ first plane with extra legroom seats is planned to begin serving customers Thursday, marking an initial step as the low-fare airline prepares for a slew of changes to ...

Southwest said it expects about a third of the seats on its Boeing 737s will offer “extended legroom, in line with that offered by industry peers on narrowbody aircraft.” IE 11 is not supported.

Southwest plans to offer pricier seats with extra legroom and end open seating on its planes. The shifts are the most major in Southwest's more than five decades of flying.