 However, car ownership in the Kingdom has soared which often leaves non-highway roads congested at peak times.Formerly one of Saudi Arabia's three major international airports, Dhahran Airport (DHA), which opened in 1946 as Dhahran Airfield, is now a Royal Saudi Air Force air-base.Today, King Fahad International Airport (DMM), which replaced Dhahran International for commercial, private and cargo, serves the entire Metropolitan Area of Dhahran, Dammam, and Khobar, the distance to the airport terminal is about 40 km (25 mi) from Dhahran.