Miles-to-Kilometers Converter

Fast, accurate, and free online miles-to-kilometers converter that runs directly in your browser.

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1 mile = 1.609 km (1.609344 km exactly). We're talking about a land mile (USA/UK); a nautical mile is 1,852 km.

Conversion table
Mile	Kilometry
1 mil	1,609 km
2 mil	3,219 km
3 mil	4,828 km
4 mil	6,437 km
5 mil	8,047 km
6 mil	9,656 km
7 mil	11,265 km
8 mil	12,875 km
9 mil	14,484 km
10 mil	16,093 km
15 mil	24,14 km
20 mil	32,187 km
26,2 mil	42,165 km
30 mil	48,28 km
50 mil	80,467 km
60 mil	96,561 km
70 mil	112,654 km
100 mil	160,934 km
200 mil	321,869 km
500 mil	804,672 km

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Mile - historical origin and variants of the unit of length

The mile is a traditional unit of distance that does not belong to the metric system (SI), but still plays a key role in road, air and sea transport. It comes from ancient Rome, where the term mille passus meant literally one thousand double steps of a Roman soldier (about 1,480 meters). Over the centuries, different definitions of a mile have developed in different countries (e.g. Wrocław mile, Prussian mile or geographical mile). Currently, two main standards dominate in the world: the land mile (statute mile) and the nautical mile (nautical mile).

Our intelligent mile to kilometer calculator and converter allows you to instantly convert distances live. Thanks to it, you can easily decipher speeds given in miles per hour (mph) or plan a route when traveling abroad.

Land miles and sea miles - exact conversion formulas

When converting miles to kilometers, it is crucial to determine which type of mile it is. They vary in length due to different origins and uses:

Land miles (statutory): Used in road traffic in the US, UK and Liberia. It is exactly 1609.344 meters.
Conversion formula:d_km= d_e× 1.609344
Nautical miles: Used in air and sea navigation around the world. It is related to the circumference of the Earth and corresponds to one minute of arc of the meridian. It is exactly 1,852 meters.
Conversion formula:d_km= d_NM× 1.852

Conversion table: land and sea miles to kilometers (km)

The table below helps you quickly compare distances expressed in miles without having to perform manual calculations:

Distance in miles (mi / NM)	Land miles (km)	Nautical miles (km)	Practical field example
1 mi / NM	1.61 km	1.85 km	Average walking time (approximately 15-20 minutes).
5 mi / NM	8.05 km	9.26 km	Distance of your daily running training or commute to work.
10 mi / NM	16.09 km	18.52 km	Distance between neighboring towns.
26.2 mi (Marathon)	42.16 km	48.52 km	Official marathon distance (26 miles and 385 yards).
50 mi / NM	80.47 km	92.60 km	Distance of a distant destination by car.
100 mi / NM	160.93 km	185.20 km	Average domestic route or short yacht cruise.
500 mi / NM	804.67 km	926.00 km	Distance of a domestic flight or long trip across the country.

Converting miles to kilometers is necessary in many situations:

Importing cars from the USA and Great Britain: The odometers in these cars show speed in mph (miles per hour) and mileage in miles. In order not to exceed the speed limit on Polish roads, you should always remember about the conversion rate.
Running and athletics: Many foreign training plans and ultra runs specify distances in miles.
Aviation and sailing: The speed of ships and aircraft is given in knots, where 1 knot is 1 nautical mile per hour.

Frequently Asked Questions (FAQ)

Exactly how many kilometers are a land mile?

A land mile (English) is exactly 1.609344 kilometers, which when rounded is 1.61 km (or approximately 1,609 meters).

How many kilometers are a nautical mile?

A nautical mile (NM) is exactly 1.852 kilometers (1,852