# Nautical Miles to Kilometers Converter

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Convert Kilometers to Nautical Miles (km to nmi) ▶

## Conversion Table

 nautical miles to kilometers nmi km 1 nmi 1.852 km 2 nmi 3.704 km 3 nmi 5.556 km 4 nmi 7.408 km 5 nmi 9.26 km 6 nmi 11.112 km 7 nmi 12.964 km 8 nmi 14.816 km 9 nmi 16.668 km 10 nmi 18.52 km 11 nmi 20.372 km 12 nmi 22.224 km 13 nmi 24.076 km 14 nmi 25.928 km 15 nmi 27.78 km 16 nmi 29.632 km 17 nmi 31.484 km 18 nmi 33.336 km 19 nmi 35.188 km 20 nmi 37.04 km

## How to convert

1 nautical mile (nmi) = 1.852 kilometer (km). Nautical Mile (nmi) is a unit of Length used in Standard system. Kilometer (km) is a unit of Length used in Metric system.

## Nautical Mile: A Unit of Length

A nautical mile is a unit of length that is used in air, marine, and space navigation, and for the definition of territorial waters. It is based on the Earth’s longitude and latitude coordinates, and is equal to one minute of arc along a meridian. In this article, we will explore the definition, history, uses, and conversions of the nautical mile.

## How to Convert Nautical Mile

The nautical mile can be converted to other units of length using simple multiplication or division by a conversion factor. Here are some common conversion factors:

Unit
Conversion Factor
Metre 1,852
Foot 6,076
Statute mile 1.151
Kilometre 1.852
Yard 2,025

For example, to convert 10 nautical miles to kilometres, we multiply by 1.852:

10 NM × 1.852 = 18.52 km

To convert 50 kilometres to nautical miles, we divide by 1.852:

50 km ÷ 1.852 = 27 NM

The international nautical mile was defined as exactly 1,852 meters in 1929.

## Kilometer - Unit of Distance / Length

Unit Symbol / Abbreviation: km

Where the unit used in the World:

The kilometer is used as a unit used to measure distances or lengths.
It's a standard measure for travelled distances, geographical distances and maps in most countries excluding the USA and the United Kingdom where mile is still used for this purpose.
between geographical locations on land, and in most countries is the official unit for this purpose. Primary exceptions are the United Kingdom, Liberia, Myanmar and the United States of America, where the mile remains as standard as a part of imperial system.

Definition of the Unit:

The kilometer (kilometre in UK spelling) is a unit of length/distance in the metric system (SI Unit system) equivalent to one thousand meters.

1 km is equivalent to 0.62137 miles.

Equivalents in other units and scales:

• 1 km = 1000000 millimeters (mm)
• 1 km = 100 000 centimeters (cm)
• 1 km = 10000 decimeters (dm)
• 1 km = 1000 meters (m)
• 1 km = 3280.84 feet (ft)
• 1 megameter = 1000 km
• 1 gigameter = 1000000 km
• 1 mile = 1.609 km
• 1 yard = 0.000914 km
• 1 foot = 0.000305 km
• 1 inch = 0.0000254 km
• Units of length in the metric SI system are based on multiples or fractions of a meter.
• There are measurements of length/distance in the metric SI system greater than a kilometer that can be expressed in terms of kilometres.

1 km is equivalent to 0.621371 mi.

The kilometer is unit of length in the metric SI system and is equivalent to one thousand metres.

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