Alaska Airlines Leads Council's Fuel Efficiency Ranking
“There’s a tremendous disparity in aircraft fleet age and fuel efficiency between airlines,” said the International Council on Clean Transportation.
Alaska Airlines was the most fuel-efficient U.S. carrier, the International Council on Clean Transportation said. (Photo: Alaska Airlines)
Alaska Airlines was the most fuel-efficient U.S. carrier, the International Council on Clean Transportation said. (Photo: Alaska Airlines)

Alaska Airlines was the most fuel-efficient U.S. carrier for domestic operations in 2011 and 2012, according to a nonprofit organization’s analysis. Allegiant Air and American Airlines were the least fuel-efficient carriers during the survey period, the International Council on Clean Transportation (ICCT) says in a study released on April 30.