Mile to Kilometer Converter
Convert Mile (mi) to Kilometer (km) instantly. Free online length conversion tool.
1 mi
1.609344 km
1 km = 0.621371 mi
Mile to Kilometer Conversion Table
| Mile (mi) | Kilometer (km) |
|---|---|
| 1 mi | 1.6093 km |
| 5 mi | 8.0467 km |
| 10 mi | 16.0934 km |
| 25 mi | 40.2336 km |
| 50 mi | 80.4672 km |
| 100 mi | 160.9344 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1000 mi | 1609.344 km |
How to Convert Mile to Kilometer
To convert Mile (mi) to Kilometer (km), multiply the value by the conversion factor. 1 mi = 1.609344 km.
Use our free online converter above for instant, accurate results. No signup required.
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Mile to Kilometer — FAQ
How accurate is the Mile to Kilometer conversion?
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The conversion uses an exact or high-precision factor sourced from international standards (BIPM/NIST). Results are computed with 64-bit floating-point arithmetic and displayed to up to 10 significant figures to minimize rounding errors for all practical purposes.
Can I convert multiple values at once?
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The conversion table above shows common values automatically. For bulk conversions, use the interactive length converter where you can type any value and see the result instantly. The converter supports all units in the length category, not just mi and km.
Is this converter free to use?
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Yes. This converter is completely free with no account or sign-up required. It runs entirely in your browser and works on desktop, tablet, and mobile devices.
Where does the conversion factor between mi and km come from?
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Conversion factors are sourced from definitions published by the International Bureau of Weights and Measures (BIPM) and the US National Institute of Standards and Technology (NIST). Many factors are exact treaty definitions, such as the inch being defined as exactly 2.54 centimeters.
What other length units can I convert?
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The Length converter supports all common units in this category. Use the interactive converter to explore all available units and switch between any pair instantly.