The fastest route is from Keramoti to Limenas (Thassos Town), with a journey time of just 35 minutes and frequent sailings, every half an hour during the summer, this is the preferred route of many visitors to Thassos.
Alternatively, there is also a ferry boat service from Kavala to Prinos, this route has a journey time of 1 hour and 15 minutes and a maximum of 5 sailings per day.
The distance from Limenas is 40 kilometers and from Prinos, 24 kilometers.
Thassos does not have its own airport but benefits from the nearby Kavala (Megas Alexandros) airport, the journey from the airport to the port of Keramoti is a short one. Many tourists also choose to fly to Thessaloniki airport (International Airport Makedonia), this is the second largest airport in Greece and benefits from many budget airlines. From there you can take a bus to the coach station, it is a 2-hour KTEL coach ride to Kavala, or you can get a car and drive to either Kavala or Keramoti ports.
The Odos Ignatia (E90) runs across the north of Greece, from Igoumenitsa to Turkey and passes both Kavala and Keramoti.