Iberia is a Madrid-based airline that has been in operation since 1927. It is the oldest airline in Spain and one of the oldest in the world. IBERIA is a member of the International Air Transport Association (IATA) and is one of the founding members of the Oneworld alliance. It operates flights to over 90 destinations in 40 countries, including Europe, North America, South America, Africa, and Asia. IBERIA is the largest airline in Spain and the third-largest in Europe.