Alternative TitleKLM Royal Dutch Airlines, Koninklijke Luchtvaart Maatschappij N.V.Date Established1919SubjectAirlinesDescriptionKLM Royal Dutch Airlines, commonly seen as KLM, is the flag carrier airline of the Netherlands. Its headquarters are in Amstelveen, with its hub at Amsterdam Airport Schiphol. In 2003 it merged with Air France although each airline continues to operate under its own corporate identity. It was founded in 1919 and is the oldest operating airline.