You can buy ticket, check in, make reservation, examine flight timetable, read arrivals-departures information, make the transactions of the Miles&Smiles from the web site of THY (Turkish Airlines) the biggest airline company of Turkey.THY – Turkish Airlines, Inc. (Turkish language Turk Hava Yollari Anonim Ortakigi) is the national airline of Turkey, headquartered in Istanbul. It operates a network of scheduled services to 118 international and 37 domestic cities, serving a total of 155 airports, in Europe, Asia, Africa, and the Americas. The airline’s main base is at Ataturk International Airport (IST), with secondary hubs at Esenboga International Airport (ESB), and Adnan Menderes International Airport (SAW). In 2006, 2007 and 2008, THY carried 17 million, 19.7 million and 22.5 million passengers with total revenues of US$2.23, US$3.0 and US$4.5 billion, respectively. The airline has around 12,000 employees. As of 1 April 2008, THY is a member of Star Alliance.