The Savu Sea (or the Sawu Sea) is a small sea within Indonesia named for the island of Savu (Sawu) on its southern boundary. It is bounded by Savu and Rai Jua to the south, the islands of Rote and Timor (split betweenEast Timor and Indonesia) to the east, Flores and the Alor archipelago to the north/northwest, and the island ofSumba to the west/northwest. Between these islands, it flows into the Indian Ocean to the south and west, the Flores Sea to the north, and the Banda Sea to the northeast.
The Savu Sea reaches about 3500 m in depth. It spans about 600 km from west to east, and 200 km from north to south. The largest city on the sea is Kupang, the capital of East Nusa Tenggara province on the island of Timor.