Türk Hava Yolları A.O., Turkish Airlines (IATA "TK"), headquartered at Yeşilköy, Bakırköy, Istanbul carries the flag for the Republic of Turkey. A Star Alliance member.

Turkish AIrlines (IATA code: TK) is the flag carrier and largest airline of the Republic of Turkey. It also owns the low-cost domestic carrier AndoluJet.

  • Primary hub airport: (Istanbul Atatürk Airport)
  • Secondary hub airport: (Sabiha Gökçen International Airport, Istanbul)
  • Focus city airports: (Adnan Menderes Airport, Izmir) and (Esenboğa International Airport, Ankara)
  • Alliance:
  • Loyalty program: Miles & Smiles
  • Lounge/club: CIP Lounge