Type a value in miles per hour to convert it to kilometers per hour instantly. One mile per hour equals 1.609344 kilometers per hour.
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How to use the Miles per hour to Kilometers per hour Converter
- 1
Enter the value in miles per hour.
- 2
Read the result in kilometers per hour; it updates as you type.
- 3
Use the swap button to convert in the other direction.
How to convert miles per hour to kilometers per hour
km/h = mph × 1.609344. For example, 10 mph = 16.09344 km/h.
Frequently asked questions
How many kilometers per hour are in a mile per hour?
One mile per hour is 1.609344 kilometers per hour.