1 km equals 0.621371 mi. To convert Kilometer to Mile, multiply the value by 0.621371; divide by 0.621371 to convert back. Enter any number above and the result appears instantly — free and entirely in your browser.
How do you convert Kilometer to Mile?
The conversion formula is mi = km × 0.621371. The conversion factor is fixed by definition, so the result is always exact.
Kilometer to Mile conversion table
| km | mi |
|---|---|
| 1 km | 0.621371 mi |
| 5 km | 3.10686 mi |
| 10 km | 6.21371 mi |
| 50 km | 31.0686 mi |
| 100 km | 62.1371 mi |
What is Kilometer (km)?
The kilometre (km) equals 1,000 metres and is the metric unit for road distances and travel in most countries.
What is Mile (mi)?
The mile (mi) equals 1,609.344 m or 5,280 feet. It is the imperial unit for road distances in the US and UK.
Why convert Kilometer to Mile?
Most of the world measures length in metres and centimetres, while the US and UK also use inches, feet and miles. Converting between metric and imperial is a daily need for travel, DIY and online shopping.
By the 1959 international agreement, the inch is exactly 2.54 cm and the foot exactly 0.3048 m. So 1 metre = 3.2808 feet and 1 kilometre = 0.6214 miles.
How to convert Kilometer to Mile
- Enter the value in Kilometer into the left field of the converter.
- Read the result in Mile instantly in the right field — it updates automatically.
- Use the swap button to reverse the direction (Mile to Kilometer).
The converter runs entirely in your browser: no uploads, no queue, no limits. You can even use it offline.