The privately developed Sabiha Gocken airport has hosted budget airline flights from Germany for a number of years, and has more recently been used for Easyjet's cheap flights to Istanbul. Sabiha Gocken is situated 35 miles east of Istanbul, with regular bus services into downtown Istanbul taking about 30 minutes. The main airport in Istanbul is Ataturk International (IST), which is 15 miles west of central Istanbul.