. . . "Niki (also styled as NIKI or flyNiki, legally NIKI Luftfahrt GmbH) is an Austrian low-cost airline and a subsidiary of Air Berlin. It is headquartered in Office Park I at Vienna International Airport in Schwechat. Niki operates scheduled services to European cities and leisure destinations as well as charter services to leisure destinations from Vienna, Salzburg, Graz, Linz and Innsbruck."@en . "Niki"@en . . . "NLY" . . . . "HG" . .