Breaking Down U.S. Domestic Airlines By Coach Seat Size and Fees
Photo Credit: Southwest currently has the most U.S. domestic flights of any airline with relatively roomy seats in coach without making passengers pay an extra fee. Southwest Airlines
Skift Take
Some 40% of U.S. domestic flights currently feature seats with extra legroom in coach that are available for a fee. Expect that percentage to rise in 2014 and again in 2015.