KM to Miles Converter
Convert kilometers to miles, shown as a decimal and broken down into miles and feet.
Convert kilometers to miles
Type a distance and the equivalent in miles updates as you go.
Decimals are fine, try 1.609344 for exactly one mile.
Common conversions
| Kilometers (km) | Miles |
|---|---|
| 1 | 0.6213711922 |
| 5 | 3.106855961 |
| 10 | 6.213711922 |
| 21.0975 | 13.10937873 |
| 42.195 | 26.21875745 |
| 100 | 62.13711922 |
1 mi is 1.609344 km, so 1 km = 0.6213711922 mi.
Frequently Asked Questions
One kilometer is 0.6213711922 miles. So 5 km is 3.106855961 miles and 10 km is 6.213711922 miles.
A mile is defined as exactly 1.609344 kilometers, so this converter gives you exactly 1 mile for 1.609344 km. To go the other way, multiply by 0.6213711922.
Multiply the number of kilometers by 0.6213711922. So a marathon, 42.195 km, becomes 42.195 × 0.6213711922 = 26.218757455 miles.
Yes, decimals are expected. Enter 0.5 for half a mile, or 21.0975 for half a marathon. The result carries every digit the conversion itself holds, then rounds no further.
No. Everything runs in your browser as you type, so your input is never uploaded or logged.