Miles to KM Converter

Convert miles to kilometers with accurate formulas, examples and conversion tables.

Length conversion

Calculator

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Decimals and negative values are supported.

Result

1.609344 km

1 mi ≈ 1.609344 km

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Conversion table

Common miles to kilometers values, generated from the selected units.

miles (mi)kilometers (km)
1 mile1.609344 kilometers
5 miles8.04672 kilometers
10 miles16.09344 kilometers
20 miles32.18688 kilometers
50 miles80.4672 kilometers
100 miles160.9344 kilometers

Conversion Formula

Multiply the value in miles by 1.609344 to get kilometers.

Formulakm = mi × 1.609344

Example

Convert 1 mile to kilometers:

1 × 1.609344= 1.609344 km

Unit information

Concise reference information for the selected source and target units.

Mile (mi)

Imperial
1 mi = 1,609.344 m
Definition
One international mile equals exactly 1,609.344 meters.
Usage
Used for road and travel distances in the United States and United Kingdom.

Kilometer (km)

Metric
1 km = 1,000 m
Definition
One kilometer equals exactly 1,000 meters.
Usage
Used for road distances, geography, travel, and outdoor sports.

Frequently asked questions

How many kilometers are in 1 mile?

1 mile equals 1.609344 kilometers.

How do you convert miles to kilometers?

Multiply the value in miles by 1.609344 to get kilometers. The formula is km = mi × 1.609344.

What is 15 miles in kilometers?

15 miles is approximately 24.14016 kilometers.