The beach of San Antonio (Agios Antonis) is located next to Potos. Actually, this is the extension of Potos beach but it is larger and has more space. It is sandy, with a couple of beach bars providing sunbeds and umbrellas. Behind the beach there are some hotels.
You can walk to Potos on the beach and its center is approximately 500-600 meters away, suitable for evening walks and dining.