sgd to idrSGD to IDR: Convert Singapore Dollars to Indonesian Rupiahs · 1 SGD = 12,668.2489 IDR · 1. Start your money transfer · 2. Check out our rates and fees · 3. SendOur currency converter will show you the current SGD to IDR rate and how it’s changed over the past day, week or month. Are you overpaying your bank? Banks often advertise free or