THY - Turkish Airlines is the national airline of Turkey, headquartered in the Turkish Airlines General Management Building on the grounds of Ataturk Airport in Yeşilköy, Bakırköy, Istanbul.It operates scheduled services to 124 international and 34 domestic cities, serving a total of 160 airports, in Europe, Asia, Africa, and the Americas. The airline's main base is at Atatürk International Airport, with secondary hubs at Esenboğa International Airport, Sabiha Gökçen International Airport, and Adnan Menderes Airport.

THY has been selected by Skytrax as providing the best economy class food services in the world and as Europe's Fastest Growing Airline. According to 2010 data, Turkish Airlines is Europe's 3rd largest and Southern Europe's largest airline.

The Turkish Airlines fleet consists of 142 aircraft including Airbus A319-100, Airbus A320-200, Airbus A321-200, Airbus A330-200, Airbus A330-300, Airbus A340-300, Boeing 737-400, Boeing 737-700 and Boeing 737-800.

Miles&Smiles is the frequent flyer program of Turkish Airlines, started after the airline left Qualiflyer. The earned miles can be used in Turkish Airlines's flights, as well as flights on Lufthansa, including the entire Star Alliance network.