How to convert kilometers to miles
mi = km × 0.6213711922Because one mile equals 1.609344 kilometers, you can also divide: mi = km ÷ 1.609344.
A kilometer is smaller than a mile: it takes 1.609344 kilometers to make one mile.
Worked examples
- 1 kilometer1 km × 0.6213711922 = 0.6213711922 mi
- 5 kilometers5 km × 0.6213711922 = 3.106855961 mi
- 10 kilometers10 km × 0.6213711922 = 6.213711922 mi
- 20 kilometers20 km × 0.6213711922 = 12.42742384 mi
- 100 kilometers100 km × 0.6213711922 = 62.13711922 mi
Kilometers to miles conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Kilometers (km) | Miles (mi) |
|---|---|
| 0.1 km | 0.062137119 mi |
| 0.25 km | 0.1553428 mi |
| 0.5 km | 0.3106856 mi |
| 1 km | 0.62137119 mi |
| 2 km | 1.2427424 mi |
| 3 km | 1.8641136 mi |
| 4 km | 2.4854848 mi |
| 5 km | 3.106856 mi |
| 6 km | 3.7282272 mi |
| 7 km | 4.3495983 mi |
| 8 km | 4.9709695 mi |
| 9 km | 5.5923407 mi |
| 10 km | 6.2137119 mi |
| Kilometers (km) | Miles (mi) |
|---|---|
| 12 km | 7.4564543 mi |
| 15 km | 9.3205679 mi |
| 20 km | 12.427424 mi |
| 25 km | 15.53428 mi |
| 30 km | 18.641136 mi |
| 40 km | 24.854848 mi |
| 50 km | 31.06856 mi |
| 75 km | 46.602839 mi |
| 100 km | 62.137119 mi |
| 250 km | 155.3428 mi |
| 500 km | 310.6856 mi |
| 1,000 km | 621.37119 mi |
About the units
Kilometer (km)
One thousand metres. Kilometres measure road distances and running races in most countries; a 10K race is 10 km, about 6.2 miles. One kilometer equals 1,000 meters (m).
Mile (mi)
The international (statute) mile equals exactly 1,609.344 m or 5,280 ft. It is the standard road-distance unit in the US and UK.
Frequently asked questions
How many miles are in one kilometer?
There are 0.6213711922 miles in one kilometer, and this value is exact by definition.
How do I convert kilometers to miles?
Multiply the number of kilometers by 0.6213711922. For example, 10 km × 0.6213711922 = 6.213711922 mi.
How many kilometers are in one mile?
One mile equals 1.609344 kilometers. That is the reverse factor, 1 ÷ 0.6213711922.
What is 10 kilometers in miles?
10 km = 6.213711922 mi.
Is this km to mi converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.