Świeradów-Zdrój (German: Bad Flinsberg) is a spa town in Lubań County, Lower Silesian Voivodeship, in south-western Poland near the border with the Czech Republic. The town is located in the Kwisa valley of the Jizera Mountains, a part of the Sudetes range. It lies approximately 25 kilometres (16 mi) south of Lubań, and 123 kilometres (76 mi) west of the regional capital Wrocław.