Hellinikon served as the international airport of Athens, Greece, for 63 years. However, the airport was replaced on 28 March 2001 by the new Athens International Airport Eleftherios Venizelos. The airport is located 7 kilometers (4.3 mi) south of Athens and just west of Glyfada. It was named after the village of Elliniko, now a suburb of Athens. The airport has an official capacity of 11 million passengers per year, but served 13.5 million passengers in its last year of operation. A large portion of the venue was converted into stadiums and sports facilities for the 2004 Olympic Games.
The old airport is now the site of a major development on the Athens coast, which has been criticized for the demolition of historic buildings (since 1930) that are well preserved and in good condition. because the historic buildings are well preserved. In 2020, construction begins on Hellenikon Capital Park, a complex that includes luxury homes, a hotel, a casino, the Inspire Athens tower, a marina, shops and offices; estimated to be completed in 2025.
The airport site is bordered by beaches to the west, by Glyfada Golf Club to the south, by the Elliniko-Glyfada city boundary and by a residential area. The Athens radar center is still located at Elliniko.