Mysterious Airline Fees Are Costing Travelers Big Money

Airlines around the world are using hidden fees to boost their profits. These mysterious "carrier-imposed fees" or surcharges can amount to hundreds of additional dollars on an international flight. According to Business Insider, major US airlines such as American, Delta, and United won't reveal what these fees actually pay for. Analysts have referred to these fees as an "indirect price hike." Since 2014, airlines in the US have been flush with cash in an unprecedented manner.