KPH to MPH
Convert kilometers per hour to miles per hour. 1 km/h = 0.621371 mph.
Files processed in your browser — never uploaded to our servers1 Kilometer/Hour (km/h) = 0.6213712 Mile/Hour (mph)
0.6213712
1 Kilometer/Hour (km/h) = 0.6213712 Mile/Hour (mph)
Quick Reference
Kilometer/Hour (km/h)
Mile/Hour (mph)
0.1
0.06213712
0.5
0.3106856
1
0.6213712
2
1.2427424
5
3.106856
10
6.213712
20
12.427424
50
31.06856
Frequently Asked Questions
1 Kilometer/Hour (km/h) = 0.6213712 Mile/Hour (mph). Convert kilometers per hour to miles per hour. 1 km/h = 0.621371 mph.
Use the converter above. Enter any value in the Kilometer/Hour (km/h) field and the result in Mile/Hour (mph) appears instantly.
Conversions use precise factor-based math with up to 8 significant figures. Results are rounded for display only.
Yes — all unit conversions work entirely in your browser with no internet connection required.