Brussels Airlines and do not receive significant benefits from traditional frequent flyer programmes. Brussels Airlines Brussels Airlines (stylized as brussels airlines) is the flag carrier and largest airline of Belgium, based and headquartered at Brussels Airport. It operates to over 120 destinations in Europe, North America, Africa and Asia and also offers charter services, maintenance and crew training (as of 2007). The airline is a member of the Star Alliance as well as the International Air Transport Association. The airline's IATA code "SN" is inherited from its predecessors, Sabena and SN Brussels Airlines. Lufthansa purchased 45% of the company in 2009, and
Alcazar (airline) Sabena. In addition, they had a strong tie with Northwest Airlines. In 1989, KLM bought 20 percent of the then ailing airline. In 1992, KLM had made a bailout purchase of Northwest, securing a 25 percent ownership of the airline, which is the maximum a foreign airline is allowed to own in a US airline. Swissair cooperated with Delta Air Lines and Singapore Airlines in a triangular cooperation, which was highly valued by the company's management. Delta was significantly larger than the other two US partner airlines, and had a base in New York City, rather than Northwest's hubs in