sgd to idrCheck live exchange rates for 1 SGD to IDR with our SGD to IDR chart. Exchange Singapore dollars to Indonesian rupiahs at a great exchange rate with OFX. SGD to IDR trend.Download Our Currency Converter App ; 1 SGD, 12,713.10000 IDR ; 5 SGD, 63,565.50000 IDR ; 10 SGD, 127,131.00000 IDR ; 20 SGD, 254,262.00000 IDR.