Hellenikon Air Base Hellenikon Air Base Hellenikon Air Base is a decommissioned United States Air Force base located in Athens, Greece. After its closure, it was redeveloped into Ellinikon International Airport. The airport was built in 1938, and after the German invasion of Greece in 1941, Kalamaki Airfield was used as a Luftwaffe air base during the occupation. Following the end of World War II, the Greek government allowed the United States to use the airport from 1945 until 1993. Known as Hassani Airport in 1945, it was used by the United States Army Air Forces as early as 1 October 1945, as
Southern Zone International Airport with a long runway capable of receive the Airbus A380, but this project has been recently rejected by the government because of the high cost and the environmental impact such an airport can cause. The project will have a total cost of US $42 millions and the environmental impact and other assessment studies are under way. When open, the airport will be the third largest in the country, after Juan Santamaría International Airport and Daniel Oduber International Airport Southern Zone International Airport Southern Zone International Airport () (this is a provisional name, as the project has not received a formal