O. R. Tambo International Airport (ORTIA) is a major international airport in Kempton Park, Ekurhuleni, Gauteng, South Africa, near the city of Johannesburg. It serves as the primary airport for domestic and international travel to/from South Africa and is Africa's busiest airport with a capacity to handle up to 28 million passengers annually with non-stop flights to all continents except Antarctica. The airport is the hub of South Africa's largest international and domestic carrier, South African Airways (SAA), and a number of smaller local airlines. The airport handled a total of 18 million passengers in 2014.