KLM is the abbreviated form of Koninklijke Luchtvaart Maatschappij, meaning Royal Aviation Company. Headquartered in Amstelveen, KLM Royal Dutch Airlines is the national airlines of Netherlands. The KLM Group operated worldwide flights with over 200 aircraft, generating over €10 billion revenues and employing 32.000 staff from its Amsterdam basis with 32.7 million passengers. It is the oldest airline in the world still operating by its original name. The airline is the part of Air France-KLM, created after the merger of KLM with Air France in 2004. It is listed on the stock exchanges of Amsterdam, New York and Paris. Flying Blue is the frequent flyer program of the KLM. In 1946, the airlines began its scheduled services to New York becoming the first European Airline to do so. Get best deals on KLM airlines at Fly.com.