The cost for air freight is calculated on the basis of the speed of the carriage, the weight of the cargo, and service. It is well known that air freight is not cheap, but sometimes the speed of delivery is more important than the cost. The costs of air freight are connected with the quality and the speed. Regardless of the number, transportation method, type and weight of cargo, the transportation cost depends on the quality of cargo delivery, cargo preservation, cargo insurance, shipping dates and shipping speed. The transportation cost depends on the specific of transported cargo, on the documents that are required to be prepared, on cargo location, on invoice cost of cargo, on the number of customs codes, on cargo packing, on the number of loading points by countries, on the countries directions, on the distance to the place of cargo location, the distance of transportation, the number of transit countries to the point of discharge, the payments for transit of the cargo, the payment terms for the carriage of cargo, the transportation terms, and even the weather conditions.