1 kilometer per hour to miles per hour
1 km/h = 0.62137119 mph. Change the amount below, or read the formula and the reference table further down.
1 kilometer per hour equals
miles per hour
1 km/h = 0.62137119 mph
The formula
Kilometers per hour and miles per hour both measure speed from the same zero, so a single multiplier does the job.
mph = km/h × 0.6213711922
Going the other way? Convert miles per hour to kilometers per hour.
Kilometers per hour to miles per hour table
Values either side of 1 km/h.
| Kilometers per hour (km/h) | Miles per hour (mph) |
|---|---|
| -4 | -2.4855 |
| -3.5 | -2.1748 |
| -3 | -1.8641 |
| -2.5 | -1.5534 |
| -2 | -1.2427 |
| -1.5 | -0.932057 |
| -1 | -0.621371 |
| -0.5 | -0.310686 |
| 0 | 0 |
| 0.5 | 0.310686 |
| 1 | 0.621371 |
| 1.5 | 0.932057 |
| 2 | 1.2427 |
| 2.5 | 1.5534 |
| 3 | 1.8641 |
| 3.5 | 2.1748 |
| 4 | 2.4855 |
| 4.5 | 2.7962 |
| 5 | 3.1069 |
| 5.5 | 3.4175 |
| 6 | 3.7282 |
Questions people ask
- How many miles per hour are in a kilometer per hour?
- One kilometer per hour equals 0.6213711922 miles per hour.
- How do I convert kilometers per hour to miles per hour by hand?
- Multiply the number of kilometers per hour by 0.6213711922. For a rough check, 0.621 is close enough for most everyday use.
- What is 1 kilometer per hour in miles per hour?
- 1 kilometer per hour is 0.62137119 miles per hour.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.