miles to kilometers converter
Convert Mile (mi) to Kilometer (km) for school, work, travel or projects. Enter any finite value, reverse the units, copy the result and keep the calculation on your device.
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Result
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Formula
1 mi = 1.609344 km
The converter uses the defined base unit for Length; temperature pairs use an offset formula. Values are rounded only for display.
Worked example
For example, 5 mi = 8.04672 km. Try another value above to calculate it locally.
Common values
Related conversions
kilometers to miles converter →How to use the miles to kilometers
- 1 Enter a value in Mile (mi).
- 2 Check the Mile (mi) to Kilometer (km) formula and common values table.
- 3 Copy the result or swap the units for the reverse conversion.
Frequently asked questions
What does the miles to kilometers converter calculate?
Mile (mi) values are converted to Kilometer (km) using the selected unit definition. Temperature uses its offset formula rather than a simple multiplication.
Does this converter upload my value?
No. The calculation runs locally in your browser, and the value is not sent to a server.
Can I convert the result back?
Yes. Use the reverse conversion link or swap the units in the converter.