Kilometers to Miles Converter

Convert kilometers to miles (km to mi) instantly with our free online converter. Accurate metric to imperial distance conversion for travel and navigation.

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Kilometers to Miles Converter

Convert kilometers to miles quickly and accurately. This conversion is essential for international travel, comparing distances between countries using different measurement systems, and understanding road signs when traveling between metric and imperial countries.

d(mi) = d(km) × 0.621371

Example

Convert 5 kilometers to miles:

d(mi) = 5km × 0.621371 = 3.10686mi

How many miles are in a kilometer?

There are exactly 0.6213711922373339 miles in one kilometer (1 mile = 1.609344 km). This is the precise conversion factor between the metric and imperial systems.

How do I convert kilometers to miles?

To convert kilometers to miles, multiply the number of kilometers by 0.6213711922373339. For example, 5 km × 0.6213711922373339 = 3.1068559611867 mi.

Why is this conversion important?

The km to miles conversion is crucial for international travel, as many countries use kilometers (metric system) while others like the USA and UK use miles (imperial system). It helps with understanding speed limits, road distances, and travel planning.

Common Kilometers to Miles Conversions

Kilometers (km) Miles (mi)
1 km 0.621371 mi
5 km 3.10686 mi
10 km 6.21371 mi
20 km 12.4274 mi
50 km 31.0686 mi
100 km 62.1371 mi
200 km 124.274 mi
500 km 310.686 mi
1000 km 621.371 mi