MPH to KM/H
1 Miles per hour = 1.609344 Kilometers per hour
| Meters per second | 0.44704 |
| Kilometers per hour | 1.609344 |
| Feet per second | 1.4666666667 |
| Knots | 0.8689762419 |
Miles per Hour to kilometers per hour table
| Miles per hour (mph) | Kilometers per hour (km/h) |
| 0.1 mph | 0.1609344 km/h |
| 0.25 mph | 0.402336 km/h |
| 0.5 mph | 0.804672 km/h |
| 1 mph | 1.609344 km/h |
| 2 mph | 3.218688 km/h |
| 3 mph | 4.828032 km/h |
| 4 mph | 6.437376 km/h |
| 5 mph | 8.04672 km/h |
| 6 mph | 9.656064 km/h |
| 7 mph | 11.265408 km/h |
| 8 mph | 12.874752 km/h |
| 9 mph | 14.484096 km/h |
| 10 mph | 16.09344 km/h |
| 12 mph | 19.312128 km/h |
| 15 mph | 24.14016 km/h |
| 20 mph | 32.18688 km/h |
| 25 mph | 40.2336 km/h |
| 30 mph | 48.28032 km/h |
| 40 mph | 64.37376 km/h |
| 50 mph | 80.4672 km/h |
| 75 mph | 120.7008 km/h |
| 100 mph | 160.9344 km/h |
| 250 mph | 402.336 km/h |
| 500 mph | 804.672 km/h |
| 1,000 mph | 1,609.344 km/h |
How to convert miles per hour to kilometers per hour
- Enter the amount in miles per hour above; the result in kilometers per hour updates as you type.
- To do it by hand, multiply by 1.609344. One mile per hour is 1.609344 kilometers per hour.
- Example: 10 mph × 1.609344 = 16.09344 km/h.
Frequently asked questions
How many kilometers per hour are in one mile per hour?
One mile per hour is 1.609344 kilometers per hour.
How do I convert kilometers per hour back to miles per hour?
Divide by 1.609344, or multiply by 0.62137119. Use the swap button above to flip the conversion.