Santorini is a Greek island in the southern Aegean Sea, about 200 km southeast of mainland Greece and forming part of the Cyclades island group.

Quick Scoop: Where is Santorini?

  • Santorini (officially called Thira) is an island in Greece.
  • It sits in the southern part of the Aegean Sea, roughly southeast of Athens.
  • It is the southernmost island of the Cyclades, a famous group of Greek islands.
  • It lies about 63 nautical miles (around 117 km) north of Crete, another major Greek island.

A bit more detail

  • Santorini is part of a small volcanic archipelago created by the Santorini caldera, with neighboring islets like Therasia, Nea Kameni, and Palaia Kameni.
  • The island’s area is about 73–80 square kilometers and it has a population of around 15,000 people.
  • When people say “where is Santorini?”, they almost always mean this Greek holiday island with whitewashed villages on cliffs, not a city or a separate country.

Bottom note: Information gathered from public forums or data available on the internet and portrayed here.