Charges for checked bags, entertainment, food and seats with extra legroom among other extras generated $38.1 billion for the world’s airlines in 2014, a 21% increase from the previous year, according to a report from IdeaWorks, a Wisconsin-based airline consulting firm.
But you can expect such revenue to continue to soar as airlines consider adopting even more fees.
http://www.latimes.com/business/la-f...724-story.html