From the airport, it is easy by taxi or by urban transportation to go to the Coach Station of Halkidiki (KTEL) and take the coach to Kriopigi (bus stop: Macedonian Sun, about 200m from the conference hotel main entrance).
The departure (and return) times and cost to go from the Coach Station of Halkidiki to Kriopigi are online at: http://www.ktel-chalkidikis.gr/index.php?act=viewCat&catId=1017
An alternative is to take the coach from the Coach Station of Halkidiki to Kallithea. The distance from Kalithea to the conference venue is 2.4 km (29 min walk) and it is easy to find or call a taxi.
Access to the Coach Station of Halkidiki (KTEL) by urban transportation is only possible using two buses:
You have to take bus No. 79 just outside of the arrivals and get down at STATHMOS IKEA (IKEA bus stop) - departure times here
From STATHMOS IKEA you have to take bus No. 36 to reach the Coach Station of Halkidiki (KTEL)
You will need two tickets (one for each ride) of 1 euro, which you can buy in the bus using coins. Alternatively, there is a ticket office just outside of the arrivals.
Taxi or mini van transfers from the airport to the conference venue (Hotel Athos Palace) or to other hotels nearby can be reserved in advance at:
The prices range from 60 euros or more one way for 1-4 passengers and from 94 euros or more for 1-8 passengers (mini van transfers).
Car rental services from Thessaloniki airport are provided by many companies: