The exhibition center METROPOLITAN EXPO is located at the end of Attiki Odos (see map) and access to it is quite easy given the variety of transportation means, from Metro, to bus or car. Specifically:

Visitors can access METROPOLITAN EXPO via Attiki Odos Expressway, 2 km after the terminals at Eleftherios Venizelos airport.
METROPOLITAN EXPO has two parking areas in front of its two entrances, where visitors can park their cars (5,500 FREE parking spaces). Trade show personnel will supervise the parking areas and will be in charge of traffic control.
Metropolitan Expo Coordinates
37° 57′ 10.00″ North
23° 57′ 29.00″ East

Metro: Metro station Athens International Airport “Eleftherios Venizelos” Line 3 – Nikaia / Monastiraki / Doukissis Plakentias / Airport
Suburban Railway: Station Athens International, Neratziotissa – Doukissis Plakentias / Airport
By bus: All the express public buses servicing the Athens International Airport “Eleftherios Venizelos” (X92-Kifissia, Χ93-Kifissos-Liosia Intercity bus (Ktel), Χ94-Syntagma, Χ96-Piraeus, Χ97-Dafni)
Intercity bus (Ktel): Connection to the port of Rafina, Markopoulo, Keratea, Kalyvia and Lavrio

Those who wish to reach the exhibition center by Metro or any bus that stops at the entrance of “El. Venizelos” airport, need to proceed to the exhibition center bus station, situated across the entrance of the hotel “Sofitel” and at the airport arrival level (in front of Exit 2); shuttle buses transfer visitors for free to and from the trade show every 20 minutes. Furthermore, HORECA shuttle buses transfer visitors for free to and from Doukissis Plakentias Metro station.

To better serve visitors, there will be 6,250 FREE parking spaces for visitors of the exhibition at the Metropolitan Expo.