San Vito ( or , from Saint Vitus) is a comune (municipality) in the Metropolitan City of Cagliari in the Italian region Sardinia, located about northeast of Cagliari.
San Vito borders the Burcei, Castiadas, Muravera, Sinnai, Villaputzu, and Villasalto municipalities.
It is the birthplace of launeddas player Luigi Lai.