1 kilometer per hour (km/h) = 0.6213711922 miles per hour (mph). To convert, divide by 1.609344: mph = km/h ÷ 1.609344. For example, 5 km/h = 3.106855961 mph.
mph = km/h ÷ 1.609344
Kilometers per hour to miles per hour table
| Kilometers per hour (km/h) | Miles per hour (mph) |
|---|---|
| 1 | 0.6213711922 |
| 2 | 1.242742384 |
| 3 | 1.864113577 |
| 4 | 2.485484769 |
| 5 | 3.106855961 |
| 10 | 6.213711922 |
| 20 | 12.42742384 |
| 25 | 15.53427981 |
| 50 | 31.06855961 |
| 100 | 62.13711922 |
| 250 | 155.3427981 |
| 500 | 310.6855961 |
| 1,000 | 621.3711922 |
The two units
Kilometer per hour (km/h). Used for road speeds in most of the world.
Mile per hour (mph). Used for road speeds in the US and the UK.
Convert kilometers per hour to other units
- Kilometers per hour to meters per second — 1 km/h = 0.2777777778 m/s
- Kilometers per hour to knots — 1 km/h = 0.5399568035 kn
- Kilometers per hour to feet per second — 1 km/h = 0.9113444153 ft/s
Convert other units to miles per hour
Questions people ask
- How many miles per hour are in a kilometer per hour?
- 0.6213711922.
- How do you convert kilometers per hour to miles per hour?
- mph = km/h ÷ 1.609344. It is the same as dividing by 1.609344.
- How do you convert miles per hour back to kilometers per hour?
- km/h = mph × 1.609344. See miles per hour to kilometers per hour.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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