Lufthansa

Deutsche Lufthansa AG, trading as the Lufthansa Group, is a German aviation holding company. Its principal airline, Lufthansa German Airlines is the flag carrier of Germany. The Lufthansa Group is the second-largest airline group in Europe by passengers carried, as well as largest in Europe and fourth largest in the world by revenue. Lufthansa Airlines is also one of the five founding members of Star Alliance, the world's largest airline alliance, established in 1997.