United Airlines grounds economy travelers with MileagePlus changes

United Airlines is changing its MileagePlus loyalty program next year in a move to reward its big-spending frequent business travelers. But is it a risky move for an airline that ranks second to last in customer satisfaction?

Read more

Spirit Airlines lifts off on high margins and future growth plans

Spirit Airlines, ranked America’s least-favorite airline by Consumer Reports in 2013, draws in customers with its low fares and then charges them extra for carry-on bags or a bottle of water. But Wall Street and investors love the company for its growth strategy and fat profit margins.

Read more