All tools / Unit Converter2 kmh to mph2 kmh = 1.242742 mphFormula1 kmh = 0.621371 mph, so 2 × 0.621371 = 1.242742Need another value? Use the full Unit ConverterOther kmh → mph conversions1 kmh → mph3 kmh → mph5 kmh → mph10 kmh → mph15 kmh → mph20 kmh → mphReverse conversion2 mph → kmhRelated conversions1 mph → kmh1 mps → kmh1 knots → kmh