You can get to Kefalonia Island either by plane or by ferry.
There are direct flights from UK and other EU countries.
ARTEMIS villa is 40 min. drive from island's International Airport.
If you decide on travelling by car, you take the ferry from Italy to Patra (mainland Greece).
Then you take the ferry to Sami (island's main port), about 3 hours trip.
ARTEMIS villa is about 35 min drive from the port of Sami.
Another option is to take the ferry from Kyllini mainland (1 hour drive from Patra) and arrive to the port of Poros, which is just 15 min drive to the ARTEMIS villa.

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