All tools / Unit Converter15 kmh to mph15 kmh = 9.320568 mphFormula1 kmh = 0.621371 mph, so 15 × 0.621371 = 9.320568Need another value? Use the full Unit ConverterOther kmh → mph conversions1 kmh → mph2 kmh → mph3 kmh → mph5 kmh → mph10 kmh → mph20 kmh → mphReverse conversion15 mph → kmhRelated conversions1 mph → kmh1 mps → kmh1 knots → kmh