High Quality Content by WIKIPEDIA articles! Heraklion International Airport, “Nikos Kazantzakis” (IATA: HER, ICAO: LGIR) is the primary airport on the island of Crete, Greece, and the country’s second busiest airport after Athens International Airport. It is located about 5 km east of the main city center of Heraklion, near the municipality of Nea Alikarnassos. It is a shared civil/military facility.