1 Kilometers to Miles (km to mi) Conversion Online

1 kilometer is equal to 1.00 Miles

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It may have been difficult for you many times to convert kilometers into miles, especially when you are traveling to different places on the planet. While some countries follow the kilometer rule to measure the distance between two places, many others still follow the miles system to measure distances.

While several online tools help you convert units of measurement and distance in a matter of seconds, you still must know basic rules and formulas to convert basic units like km to mi. This is a comprehensive guide in which you will learn in detail what the units mean, the difference between them, and a simple mathematical formula to help you convert kilometers into miles.

What is The Meaning of A Kilometer?

A kilometer is an important unit that has been established by the International System of Units (SI) and is used to measure length or distance. It is denoted by the symbol km, and normally one kilometer equals 0.6214 miles.

A kilometer is an important unit that is used, especially in India, to assess the distance between two towns, cities, states, or even countries. It is easy to convert km to miles, meters, and yards, provided you know all the formulas.

Let us understand the basic formulas that will help you convert kilometers into other units of measurement:

    • 1 kilometer =  1000 meters
    • 1 kilometer =  3281 feet
    • 1 kilometer =  1094 yards
    • 1 kilometer =  0.621 miles
    • 1 kilometer =  approximately 0.540 nautical miles. 
    • 1 kilometer =  6.68×10−9 astronomical units
    • 1 kilometer =  1.06×10−13 light-years
    • 1 kilometer =  3.24×10−14 parsecs

What is The History of The Kilometer?

A meter is the standard unit of measurement of length as established by the SI, and Kilo means a metric, which means a thousand. So, when you attach the prefix kilo with meter, it thus becomes a thousand meters. The concept of was kilometer was introduced in the year 1799.

When it was called the ‘millaire.’ In the olden days, the land was measured in myria meter, which meant 10000 meters. But to avoid confusion and complexity and to grant easy access while measuring long distances, a kilometer was introduced.

In 1817, the use of kilometers was established. It was then named Mijl, which was constantly used by the Dutch. In 1867, the use of a kilometer which denoted a thousand meters was applicable universally and thus became a standard unit of measurement across the world.

In 1935, the terms myria and myriameter were completely eradicated as units of measurement by the CIPM – International Committee for Weights and Measures. The organization officially considered the kilometer as the standard unit of measurement.

What is The Use Of A Kilometer?

The basic use of a kilometer is to measure the distance between two places. These two places could be two localities, two neighborhoods, two countries, or even the distance between the Earth and the Moon. For example, the distance between India and China is 7497 km.

The term kilometer forms an integral part of the standard unit of measurement and is used worldwide. However, several countries like the USA and the UK still use the imperial system of measurement, which is miles instead of kilometers.

Although several parts of the UK have shifted to using kilometers, traditional offices, industries, and government centers still use miles in their road systems. Some sporting events like the Olympic Games also feature 1000 m or one-kilometer races in major events.

What is The Meaning of A Mile?

Mile is the unit of measurement of length, which forms a part of the Imperial system. Although several countries have switched to using kilometers as the standard unit, several countries still use the mile system to cover distances between two places. the word mile derives from Middle English myle and Old English mīl. The current definition of a mile is associated with the land mile/statute mile/International mile, which is different from the nautical mile

The international mile is commonly referred to as the statute mile in British English since the 1593 Act of Parliament, which equals 1,760 yards. It is denoted by the symbol m or mi. The measurement also refers to the following:

    • 1 Mile = 5,280 feet
    • 1 Mile = 1,760 yards
    • 1 Mile = 1,609.344 meters
    • 1 Mile = 1.609344 km

Historically, the mile had several versions with different configurations, such as the Roman Mile, Russian Mile, Portuguese Mile, Ottoman Mile, etc. Some examples of different configurations are:

1 Roman mile = 5000 feet
1 Italian mile = 1000 paces
1 Russian mile =  7.468 km
1 Persian and the Arabic mile = 1.8 -2.0 kilometers.
1 English mile = 1000 paces or 5000 feet.

  • What Is The History Of Mile?

Because of so many traditional versions, in 1593, the definition of a mile was fixed as 8 Furlongs or 5280 feet and was given the name statute/land/international mile. In Latin, the word Mile means a thousand. This system was different from the Roman system of measurement and was adopted because of the relevance of Furlong in England in that era.

The Roman system is considered the original system of discovering the mile, as it was a standard unit used by the soldiers and sailors who traveled long distances then. Instead of miles, they used paces or leaps:

1 Leap = 5 Feet
1 Mile = 1000 Paces

Mile was also called Mile Passum, which literally means 1000 paces.

  • What Is The Use Of Mile

Most countries have switched to using kilometers to measure distance. However, countries like Liberia, Myanmar, the UK, and the USA, still use miles, which is an integral part of the Imperial system of measurement. the traditional use of mile has been observed for centuries till the legal kilometer was introduced, so several are still accustomed to using Miles. India, as a country, has maintained its use of kilometers instead of Miles.

Relationship Between Kilometers And Miles

Kilometers and Miles are standard units of measuring the length of geographical areas and land measurements. A person living in India is used to measuring distances in km, while a person living in London or New York would be more comfortable using the Mile system.

However, it is easy to convert km to miles and vice versa. Besides having digital tools to help you with calculations in seconds, you can also use a simple formula to convert both metrics:

Kilometers To Miles Formula

    • 1 Kilometer = 0.6213711922 miles
    • 1 Mile = 1.609344 kilometers

How Can You Convert Kilometers to Miles?

Applying the kilometers to miles formula, which is One kilometer = 0.6213711922 Miles or 1 Mile = 1.609344 kilometers, you can easily convert any distance from one unit to another. Let us look at some examples:

Example 1

If the distance between India and Russia is 4,983 km, what is the distance in Miles?

1 km = 0.6213711922

4983 km = 4983 x 0.6213711922 = 3096 miles

Example 2

Suppose the distance between New Delhi and Mumbai is 882.7 Miles. What is the distance in Kilometers?

1 Mile = 1.609344 kilometers

882.7 Miles = 882.7 x 1.609344 = 1420.6 km

Kilometers to Miles Conversion Table

Let us look at the conversion table of key figures:

km (Kilometers)

Mi (Mile) 

1 kilometer to miles

0.6213711922 miles

2 kilometers

1.2427423844 miles

3 kilometers

1.8641135766 miles

4 kilometers

2.4854847688 miles

5 kilometers

3.106855961 miles

6 kilometers

3.7282271532 miles

7 kilometers

4.3495983454 miles

8 kilometers

4.9709695376 miles

9 kilometers

5.5923407298 miles

10 kilometers

6.213711922 miles

20 kilometers

12.427423844 miles

30 kilometers

18.641135766 miles

40 kilometers

24.854847688 miles

50 kilometers

31.06855961 miles

100 kilometers

62.13711922 miles

1000 kilometers

621.3711922373 miles

Difference Between Kilometers and Miles

Let us look at some of the key differences between Kilometers and Mile:

  • Origin

A kilometer is a metric unit established by the SI, while a mile is an Imperial Unit of measurement

  • Symbol

A kilometer is denoted by the symbol km, while a mile can be denoted by m or mi

  • Kilometers To Miles Conversion

1 kilometer converted into 1 mile equals 0.6213711922, while 1 mile converted into a kilometer equals 1.609344 Kilometers


Now that you know the key differences, application, history, meaning, and formulas of Kilometers and miles, it won’t be a problem anymore for you to quickly convert kilometers to miles and vice versa. Especially when traveling to different countries, you may feel the need to run such calculations frequently.

Some More Useful Article for You : 

Convert Tons to Metric Tons

Tons to Metric Tons

All About Millimeter To Meter

Millimeter To Meter

Guide To Meter To Inches

Meter To inches

Know About Celsius To Fahrenheit

Celsius To Fahrenheit

Process of Pounds to kilograms

Pounds to kilograms

Conversion of Millimeters To Centimeters

Millimeters to Centimeters

Frequently Asked Question (FAQs)

How can I easily calculate 1 kilometer to a mile?

Besides using the online conversion tools, you can simply calculate 1 kilometer to a mile by multiplying the figure by 0.6213711922.

Write the formula for converting kilometers to miles.

The formula for converting kilometers to miles and vice versa is: 1 Kilometer = 0.6213711922 miles 1 Mile = 1.609344 kilometers

How to find miles in 1 kilometer?

There are 0.6213711922 miles in one kilometer.

How to find kilometers in 1 mile?

There are 1.609344 kilometers in 1 mile.

What is the use of kilometers and miles?

Kilometers and miles are used to measure short and long distances from one place to another. Several countries worldwide, including India, use a kilometer, while the USA and the UK still use the mile system to analyze the distance between two places.

Krittika Barua Organized, vocal and everything in between. Krittika is an editor at Square Yards, passionate about weaving words with simplicity. She’s a dog lover obsessed with Microsoft Excel. Donuts cheer her up.
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