Arriving at Athens Airport it's better to hire a car.The distance to Villa Dunes is 270 klm and takes normally 3-3.30 hours relax driving.
1.From Athens airport you go towards Elefsina.
2.From Elefsina towards Korinthos and then Patras.
3.Before entering Patras you go towards Pyrgos and after 35 klm you see the sign on your right "Lapa-Metochi-Kalogria".
Follow the signs and in 10 minutes you reach a small bridge where you turn left towards the sea.
In less than 200 m you see on your right the sign "Villa Dunes".Follow the private road and you reach it.

If you arrive to Patras by boat from Italy then follow the directions from Patras to Pyrgos.Then follow directions described at no.3 above.