Miles to Kilometers converter (mi to km)
Convert Miles (mi) to Kilometers (km) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
How to convert Miles to Kilometers
1 mile (mi) is equal to 1.60934 kilometers (km).
1 mi = 1.60934 km
The length L in kilometers (km) is equal to the length L in miles (mi) multiplied by 1.60934:
Example: Convert 10 mi to km:
L(km) = 10 × 1.60934 = 16.0934 km
What is a Miles?
The mile (mi) is 5,280 feet, or 1.609344 kilometres. US and UK road distances remain in miles.
What is a Kilometers?
The kilometre (km) is 1,000 metres. Road distances outside the United States are almost always marked in kilometres.
This page converts length from Miles into Kilometers. One mi equals 1.60934 km.
Miles to Kilometers conversion table
Common mi values and the matching km result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| Miles (mi) | Kilometers (km) |
|---|---|
| 0 mi | 0 km |
| 1 mi | 1.60934 km |
| 2 mi | 3.21868 km |
| 5 mi | 8.0467 km |
| 10 mi | 16.0934 km |
| 20 mi | 32.1868 km |
| 50 mi | 80.467 km |
| 100 mi | 160.934 km |
| 200 mi | 321.868 km |
| 500 mi | 804.67 km |
| 1000 mi | 1609.34 km |
How this calculator works
The form on this page is a Miles-to-Kilometers converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the km result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many km are in 1 mi?
1 mi = 1.60934 km.
How do I convert Miles to Kilometers?
The length L in kilometers (km) is equal to the length L in miles (mi) multiplied by 1.60934:
Is this mi to km converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.