Venezuela 's Simon Bolivar International Airport of Maiquetia demands $ 18 for air conditioning . Airport says its new air-con unit protects passenger health and adds ozone to the atmosphere . Plane passengers are used to paying for check-in baggage or priority boarding , but one airport in Venezuela is now charging for the ultimate hidden extra -- air . Comment:
Venezuela 's Simon Bolivar International Airport of Maiquetia demands $ 18 for air conditioning . Airport says its new air-con unit protects passenger health and adds ozone to the atmosphere . Comment: