Cairo International Airport (IATA: CAI, ICAO: HECA) (Arabic: مطار القاهرة الدولي‎; Maṭār al-Qāhirah al-Duwaliyy) is the international airport of Cairo and the busiest in Egypt and serves as the primary hub for EgyptAir and EgyptAir Express as well as several other airlines. The airport is located to the northeast of the city around 15 kilometres (9.3 mi) from the business area of the city and has an area of approximately 37 square kilometres (14 sq mi). It is the second busiest airport in Africa after OR Tambo International Airport in Johannesburg.