From Kalamata it is best to get a rental car and drive via Megalopolis, Tripolis, and Astros to Tiros.
The next sign you need to see is to Sapounakaiika on your right hand at the central crossroad of Tiros. There you take the road upwards and the first turn left. Then you reach the platia of Sapounakaiika where you should better call us.
If you are renting a car you should make a good research for a price. Information on Kalamata Airport you can find on the following sites :
we could organize to pick you up from the Train Station Korinth which you reach directly from airport Athens... This is only possible with special arrangement and extra costs.