Kilometers to Miles Converter

Use this converter to easily convert between Kilometers and Miles (km to miles).

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How many Kilometers in a Mile?

There are 1.609344 kilometers in a mile. This follows from the definition of a mile as 5280 feet, the definition of a feet as 0.3044 meters, and the definition of a kilometer as 1,000 meters. These are internationally agreed upon unit definitions that were established by a treaty signed in 1959. The internationally recognized symbol for kilometer is "km", and "mi" for mile.

Difference between Kilometers and Miles

Both kilometers and miles are units for measuring distances and they are of comparable magnitude. The difference is that the mile is a part of the imperial unit system, used in several countries like the United States and the United Kingdom, while the kilometer is a unit from the metric system.

While the kilometer is a modern unit, the mile has a long history, dating back at least far as the Romans. The Roman mile was 5,000 long, and there were other miles like the English mile, Irish mile, Italian mile, etc. that corresponded to different distance in different time periods and locations.

How to convert Kilometers to Miles?

To convert from kilometers to miles, divide the measurement in km by 1.609344 to get the equivalent in miles. This unit conversion is usualy done with the help of a calculator. Our online km to mi converter above will be of great assistance, as it is easy to use, has a quick copy button to copy the result to your clipboard for later use.

Km to Miles conversion example

Sample task: convert 10 kilometers to miles. Solution:

Formula:
km / 1.609344 = miles
Calculation:
10 km / 1.6093 = 6.213712 miles
End result:
10 km is equal to 6.213712 miles

km to miles conversion table

km to miles conversion table
km miles
1 km 0.621371 miles
2 km 1.242742 miles
3 km 1.864114 miles
4 km 2.485485 miles
5 km 3.106856 miles
6 km 3.728227 miles
7 km 4.349598 miles
8 km 4.970970 miles
9 km 5.592341 miles
10 km 6.213712 miles
20 km 12.427424 miles
30 km 18.641136 miles
40 km 24.854848 miles
50 km 31.068560 miles
60 km 37.282272 miles
70 km 43.495983 miles
80 km 49.709695 miles
90 km 55.923407 miles
100 km 62.137119 miles
200 km 124.274238 miles
300 km 186.411358 miles
400 km 248.548477 miles
500 km 310.685596 miles
600 km 372.822715 miles
700 km 434.959835 miles
800 km 497.096954 miles
900 km 559.234073 miles
1,000 km 621.371192 miles

References:

[1] NIST Special Publication 330 (2008) - "The International System of Units (SI)", edited by Barry N.Taylor and Ambler Thompson

[2] International Organization for Standardization (1993). ISO Standards Handbook: Quantities and units (3rd edition). Geneva: ISO. ISBN 92-67-10185-4.

Cite this converter & page

If you'd like to cite this online converter resource and information as provided on the page, you can use the following citation:
Georgiev G.Z., "Km to Miles Converter", [online] Available at: https://www.gigacalculator.com/converters/convert-kilometers-to-miles.php URL [Accessed Date: 18 Jul, 2018].