Türk Hava Yolları or else Turkish Airlines with their base at the Istanbul Airport were founded in 1933. Since 2008 Turkish Airlines is part of the Star Alliance – the largest airline cooperation. Skytrax prize for the Best European Airline has been awarded to the Turkish carrier twice - in 2011 and 2012. No wonder where all those great Turkish Airlines reviews come from.
If you're looking for a service with the biggest variety of flights from one airport – Turkish Airlines are your choice. You can also fly with them from Istanbul-Sabiha Gökçen and Ankara Esenboğa airports. Altogether they make it into 260 destinations to all populated continents.