By car and  ferry:
- Athens to Rafina Port by car to get the ferry to Marmari and then drive south to Potami (42 klm)
Alternatively
- Athens to Agia Marina Port by car to get the ferry to Nea Styra and then drive south to Potami (69 klm)
By car only:
- Athens to Chalkida, drive south to Karystos and follow signs to Potami, Platanistos    
  (155 klm)