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Kilometers to Nautical Miles Converter (km to nmi)

1 km = 0.5399568035 nmi. Type any value to convert kilometers to nautical miles.

1 km = 0.5399568035 nmi

Formula: nmi = km ÷ 1.852

Common values
Decimals
In every unit 22 units
Nanometer (nm) 1,000,000,000,000 nm
Micrometer (µm) 1,000,000,000 µm
Millimeter (mm) 1,000,000 mm
Centimeter (cm) 100,000 cm
Decimeter (dm) 10,000 dm
Meter (m) 1,000 m
Kilometer (km) 1 km
Inch (in) 39,370.07874 in
Foot (ft) 3,280.839895 ft
Yard (yd) 1,093.613298 yd
Mile (mi) 0.6213711922 mi
Nautical mile (nmi) 0.5399568035 nmi
Mil (thou) (mil) 39,370,078.74 mil
Hand (hh) 9,842.519685 hh
Fathom (ftm) 546.8066492 ftm
Chain (ch) 49.70969538 ch
Furlong (fur) 4.970969538 fur
League (lea) 0.2071237307 lea
Ångström (Å) 10,000,000,000,000 Å
Astronomical unit (au) 6.684587122 × 10⁻⁹ au
Light-year (ly) 1.057000834 × 10⁻¹³ ly
Parsec (pc) 3.240779289 × 10⁻¹⁴ pc

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Kilometers to nautical miles table

Formula: nmi = km ÷ 1.852

Kilometer (km)Nautical mile (nmi)
0.1 km0.05399568035 nmi
0.25 km0.1349892009 nmi
0.5 km0.2699784017 nmi
1 km0.5399568035 nmi
2 km1.079913607 nmi
3 km1.61987041 nmi
4 km2.159827214 nmi
5 km2.699784017 nmi
6 km3.239740821 nmi
7 km3.779697624 nmi
8 km4.319654428 nmi
9 km4.859611231 nmi
10 km5.399568035 nmi
12 km6.479481641 nmi
15 km8.099352052 nmi
20 km10.79913607 nmi
25 km13.49892009 nmi
30 km16.1987041 nmi
40 km21.59827214 nmi
50 km26.99784017 nmi
60 km32.39740821 nmi
75 km40.49676026 nmi
100 km53.99568035 nmi
150 km80.99352052 nmi
200 km107.9913607 nmi
250 km134.9892009 nmi
500 km269.9784017 nmi
1,000 km539.9568035 nmi

How to use: Kilometers to Nautical Miles

  1. 1 Type the value in kilometers.
  2. 2 The result in nautical miles appears at once – or type in the nautical miles field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of length.

About this tool

Kilometer (km) is a unit of length (SI); 1 km = 1,000 m. Nautical mile (nmi) is a unit of length (nautical); 1 nmi = 1,852 m.

To convert kilometers to nautical miles, divide the value by 1.852 (nmi = km ÷ 1.852). Example: 10 km = 5.399568035 nmi.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert kilometers to nautical miles?

To convert kilometers to nautical miles, divide the value by 1.852: nmi = km ÷ 1.852. For example 10 km = 5.399568035 nmi.

What is 1 km in nautical miles?

1 km = 0.5399568035 nmi. The other way round, 1 nmi = 1.852 km.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of length here?

Yes – choose any of the 22 units of length in the From and To lists, or switch to another measurement at the top.