The Flores Sea covers 93,000 square miles (240,000 square kilometres) of water in Indonesia.
The seas that border the Flores Sea are the Bali Sea (to the west), Java Sea (to the northwest), and the Banda Sea (to the east and northeast). The Indian Ocean and Savu Sea are to the south,. They are separated from the Flores Sea by various islands. Islands that border this sea are the Lesser Sunda Islands and Celebes (Sulawesi).