There are 44 primary airports in Greece distributed among 44 cities. Greece has the 16th largest tourism market in the world by air, with 17,920,000 tourists arriving each year.*
The national aviation authority for the country is Hellenic Civil Aviation Authority. The busiest airport is Athens Eleftherios Venizelos International Airport with a total of 15,127,465 passengers.
*World Tourism Organization, Yearbook of Tourism Statistics, Compendium of Tourism Statistics and data files.