Niki (airline)
 NIKI Luftfahrt GmbH also known as flyNiki is a scheduled semi-lowcost airline and a subsidiary of Air Berlin Germany's second largest airline. It mainly serves leisure and some business destinations and is headquartered in Office Park I at Vienna International Airport in Schwechat Wien-Umgebung Austria. Niki operates charter services to leisure destinations in Europe and the Middle East from Vienna Salzburg Graz and Linz on behalf of tour operators as well.