Miles to Kilometers Converter

Converter

Enter a distance in miles to convert it to kilometers. This page also shows the reverse conversion, so you can quickly compare both units.

Inputs

Miles

Enter the distance in miles.

Decimal places

Controls how the converted result is rounded.

Results

Kilometers

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Miles

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Meters

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Feet

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Metric	Formula	Result

Tip: 1 mile is exactly 1.609344 kilometers.

How it works

This converter uses the exact international conversion factor between miles and kilometers. It is useful for travel, running, driving distances, maps, and international unit conversion.

Miles to kilometers formula
kilometers = miles × 1.609344

Kilometers to miles formula
miles = kilometers ÷ 1.609344

How many kilometers are in 1 mile?

Exactly 1.609344 kilometers.

Why do some results look rounded?

The converter uses the exact factor, but the displayed result is rounded to the number of decimal places you choose.

Can I use this for race distances?

Yes. It works well for 5K, 10K, half marathon, marathon, and other training or event conversions.

Related: Conversion Tools