Convert Kilometers per hour to Miles per hour
Convert kilometers per hour to miles per hour free and instantly. 1 kilometer per hour = 0.621372 mph. Exact formula, worked example and a handy reference table.
To convert kilometers per hour to miles per hour, multiply by 0.621372 (1 kilometer per hour = 0.621372 miles per hour). For example, 10 kilometers per hour = 6.213717 miles per hour.
Why convert kilometers per hour to miles per hour?
Both kilometers per hour and miles per hour measure speed, so converting between them is a simple multiplication: one kilometer per hour equals 0.621372 miles per hour. Type any value into the converter above for an instant answer, or use the formula and reference table below.
Kilometers per hour to miles per hour formula
Miles per hour = kilometers per hour × 0.621372
Worked example: 10 kilometers per hour = 6.213717 miles per hour.
Kilometers per hour to miles per hour conversion table
| Kilometers per hour (km/h) | Miles per hour (mph) |
|---|---|
| 1 | 0.621372 |
| 2 | 1.242743 |
| 3 | 1.864115 |
| 5 | 3.106858 |
| 10 | 6.213717 |
| 20 | 12.42743 |
| 50 | 31.06858 |
| 100 | 62.13717 |
Kilometers per hour to Miles per hour — frequently asked questions
How many miles per hour are in a kilometer per hour?
One kilometer per hour equals 0.621372 miles per hour. To convert any amount, multiply the number of kilometers per hour by 0.621372.
How do you convert kilometers per hour to miles per hour?
Multiply by 0.621372: Miles per hour = kilometers per hour × 0.621372. For example, 10 kilometers per hour = 6.213717 miles per hour.
How do I convert miles per hour back to kilometers per hour?
Do the reverse conversion — see our miles per hour-to-kilometers per hour converter for the formula and an instant calculator.
Is this kilometers per hour-to-miles per hour converter free?
Yes — it's completely free, instant and runs in your browser with no sign-up. Nothing you type is uploaded.