Termas de Rio Hondo is located in Santiago del Estero city, Argentina at the -27.4936, -64.8597 coordinates. Distance from Termas de Rio Hondo to other cities. are listed below, click on the city name to find distance between. Distance from Termas de Río Hondo to Anatuya 226 km. The green marker indicates the location of Termas de Río Hondo.