Airlines are forecast to earn just $4 profit per passenger, but $12.7 billion overall in 2013 - less than the cost of a sandwich in most places. This may seem strange considering the slew of charges every time one travels for everything from baggage to exactly where you sit in the airplane. However, this is the case according to the International Air Transport Association (IATA), which recently released an upgraded global outlook for the airline industry, despite carriers’ slim margins, which total just 1.8 percent. That’s not much of a margin, but I guess it beats losing money like they have for so many of the past years! Successful Meetings has more details here.