The airline is providing air transportation for passengers and cargo. Airlines lease or owners of their aircraft with which to supply these services and may be a partnership or Alliance with other airlines for mutual benefit. In General, the airline company, has been recognized with the air operations certificate or license issued by State aviation bodies. Airlines that are different from those with a single aircraft carrying mail or cargo, through hundreds of operating an international full service airline of the plane. Airline services can be divided into continents, countries, regions, continents, internal or foreign, and there may be a service operation or Charter.
The airline is flying from a single letter or transport goods through to full service on the international level with hundreds of aircraft. The services of the airlines could fly between continents. Within Europe or within the category of major airlines have two types of passenger airlines (PassengerAirlines) and the airline cargo (Cargo Airlines).