sgd to idrThe hh point for the IDRSGD rate was 0.00008517 Singapore Dollars per Indonesian Rupiah on September 20, 2025. What was the lowest IDR to SGD exchange rateCheck 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.