All tools / Unit Converter1 mph to kmh1 mph = 1.609344 kmhFormula1 mph = 1.609344 kmh, so 1 × 1.609344 = 1.609344Need another value? Use the full Unit ConverterOther mph → kmh conversions2 mph → kmh3 mph → kmh5 mph → kmh10 mph → kmh15 mph → kmh20 mph → kmhReverse conversion1 kmh → mphRelated conversions1 kmh → mph1 mps → kmh1 knots → kmh