Which is airport is located in German and second busiest airport in Germany and operates a dense domestic and European network as a member of Lufthansa Cityline?
Lufthansa CityLine Lufthansa CityLine GmbH is a German airline with its headquarters on the grounds of Munich Airport. It is a wholly owned subsidiary of Lufthansa and maintains hubs at Frankfurt Airport and Munich Airport, from where it operates a dense domestic and European network as a member of Lufthansa Regional. Since October 2015, it also operates some long-haul routes on behalf of its parent company.
Leipzig–Altenburg Airport Leipzig–Altenburg Airport (IATA: AOC, ICAO: EDAC) ; (known as "Altenburg–Nobitz Airport" until February 2008) is a German regional airport in Nobitz, 6 km southeast of Altenburg and 42 km south of Leipzig in the state of Thuringia. It was the second largest airport in Thuringia after Erfurt-Weimar Airport when it had scheduled traffic. In 2007, it served almost 140,000 passengers. All scheduled services ceased in 2011.