The Kalavrita Ski Centre is easily accessible by car.

From Athens

The distance is 191km.
Through the National Road “Athens to Patra”. At Diakopto level (the 159th km) turn towards Kalavrita and Kalavrita Ski Centre.

From Patra

The distance is 93km through Diakopto and 79km through Chalandritsa.

From anywhere else in Peloponissos

You can come through the town of Tripoli (185km), Levidio, and Kleatoria.
Finally, you can choose to ride the Odontotos railway up to Diakopto and then reach Kalavrita. The ride with the Odontotos Railway lasts almost 70 minutes which is enough time to feel in awe.  The exceptionally beautiful view when you cross the Vouraikos gorge will compensate you for your choice.

Itinerary Timetable (The website search4it with information about buses, trains, etc.)

Greek Railway Organization( The official website)