sgd to idrThe code for the Singapore Dollar is SGD; The symbol for the Singapore Dollar is $ The code for the Indonesian Rupiah is IDR; The symbol for the Indonesian Rupiah is Rp; The SG Dollar is1 SGD to IDR - Convert Singapore Dollars to Indonesian Rupiahs. Xe Currency Converter. Convert Send Charts Alerts. Amount. 1 S$ From. SGD - Singapore Dollar. To.