Convert Miles to Kilometers (mi to km)
Instantly convert miles to kilometers with this free online converter. Type a value below and the result updates in real time. All calculations run in your browser, nothing is sent to a server.
Miles to Kilometers Formula
km = mi x 1.609344
Multiply the miles value by 1.609344 to get kilometers.
Common Miles to Kilometers Conversions
| Miles (mi) | Kilometers (km) |
|---|---|
| 0.1 mi | 0.160934 km |
| 0.25 mi | 0.402336 km |
| 0.5 mi | 0.804672 km |
| 1 mi | 1.609344 km |
| 2 mi | 3.218688 km |
| 5 mi | 8.04672 km |
| 10 mi | 16.09344 km |
| 25 mi | 40.2336 km |
| 50 mi | 80.4672 km |
| 100 mi | 160.9344 km |
How to Convert Miles to Kilometers
- Enter the miles value in the input field above.
- The kilometers result appears instantly as you type.
- Click the copy button to copy the result to your clipboard.
- To convert in the other direction, click the Swap button or visit the Kilometers to Miles converter.
Frequently Asked Questions
How many kilometers are in one mile?
One mile equals 1.609344 km. Use the converter above for any value.
What is the formula to convert mi to km?
The formula is: km = mi x 1.609344. Multiply the miles value by 1.609344 to get kilometers.
How do I convert kilometers back to miles?
Use our reverse converter: Kilometers to Miles. You can also click the "Swap" button above the converter.
Is this converter accurate?
Yes. This converter uses the standard conversion factor and handles up to 8 decimal places of precision. All calculations run instantly in your browser with no rounding shortcuts.
Do I need to sign up to use this converter?
No. This converter is completely free with no signup, no account, and no usage limits. Your data never leaves your browser.
About This Tool
- Tool
- FreeToolPark Miles to Kilometers Converter
- Type
- Free online tool, no signup required
- Domain Expertise
- Unit conversion, measurement systems, data format conversion
- Privacy
- 100% client-side, no data stored
- Description
- Free miles to kilometers converter. Instantly convert mi to km with a reference table of common values. No signup, runs in your browser.
Cite This Tool
FreeToolPark. "Miles to Kilometers Converter." FreeToolPark, 2026, www.freetoolpark.com/tools/convert/mi-to-km. Accessed April 14, 2026.