Airports

Kavala airport "Alexander the Great" httpss://www.kva-airport.gr/en/

 is the nearest airport with shortest and most direct route to Thassos island. There are only a few direct flights to here, it's a mere 15 minute to the ferry port in Keramoti.

Thessaloniki airport “Makedonia” https://www.hcaa.gr/en/our-airports/kratikos-aerolimenas-8essalonikhs-makedonia-ka8m

Thessaloniki International Airport "Macedonia"  is the largest airport in the area and it’s about a 2 hour drive away to the ferry port in Kavala and 2 hours 30 minutes from the ferry port in Keramoti.

Ferries

https://dromologia-kavalas-thasou.blogspot.com/

Thassos has dozens of crossings every day during the summer season and provides the ultimate convenience to its travelling visitors. They exclusively serve the island of Thassos and do not travel to any other Greek islands.

Keramoti - Limenas (Thassos Town) is the shorter, faster, cheaper and most frequent route that takes just 40 minutes.

Kavala - Skala Prinos is the longer and more expensive alternative, but it serves its purpose very well. Depending on how you are travelling and where is your final destination on Thassos. Journey time is 1 hour 15 minutes.