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Convert nautical miles to km

1 nautical mile equals 1.852 kilometers. Enter a value below to convert instantly.

1 nmi
1.852 km

Multiply the number of nautical miles by 1.852 to get kilometers. How this is calculated

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Need the other direction? Convert kilometer to nautical mile →

Formula

Multiply the number of nautical miles by 1.852 to get kilometers.

Step by step

  1. Start with 1 nmi.
  2. Multiply by the conversion factor 1.852.
  3. 1 × 1.852 = 1.852 km.

Nautical Miles to Kilometers conversion table

Nautical Miles (nmi) Kilometers (km)
1 1.852
2 3.704
3 5.556
5 9.26
10 18.52
20 37.04
50 92.6
100 185.2
500 926
1,000 1,852

Convert Nautical Mile to other length units

1 nmi expressed in every other length unit on this site.

  • Meter m 1,852
  • Kilometer km 1.852
  • Hectometer hm 18.52
  • Dekameter dam 185.2
  • Decimeter dm 18,520
  • Centimeter cm 185,200
  • Millimeter mm 1,852,000
  • Micrometer µm 1,852,000,000
  • Nanometer nm 1,852,000,000,000
  • Picometer pm 1.852e+15
  • Femtometer fm 1.852e+18
  • Attometer am 1.852e+21
  • Megameter Mm 0.001852
  • Gigameter Gm 0.000001852
  • Terameter Tm 1.852e-9
  • Petameter Pm 1.852e-12
  • Exameter Em 1.852e-15
  • Angstrom Å 18,520,000,000,000
  • Mile mi 1.1507794
  • Yard yd 2,025.3718
  • Foot ft 6,076.1155
  • Inch in 72,913.386
  • Kiloyard kyd 2.0253718
  • League lea 0.38359315
  • Furlong fur 9.2062356
  • Chain ch 92.062356
  • Rod rd 368.24942
  • Perch perch 368.24942
  • Pole pole 368.24942
  • Rope rope 303.80577
  • Fathom fath 1,012.6859
  • Link li 9,206.2356
  • Hand hand 18,228.346
  • Ell ell 1,620.2975
  • Barleycorn barleycorn 218,740.16
  • Mil mil 72,913,386
  • Microinch µin 72,913,386,000
  • Caliber cl 7,291,338.6
  • Centiinch cin 7,291,338.6
  • Nautical Mile (UK) NM (UK) 0.9993611
  • Nautical League nl 0.33333333
  • Nautical League (UK) nl (UK) 0.33312037
  • Mile (US survey) mi (US) 1.1507771
  • Furlong (US survey) fur (US) 9.2062172
  • Chain (US survey) ch (US) 92.062172
  • Rod (US survey) rd (US) 368.24869
  • Fathom (US survey) fath (US) 1,012.6839
  • Foot (US survey) ft (US) 6,076.1033
  • Link (US survey) li (US) 9,206.2172
  • Inch (US survey) in (US) 72,913.24
  • League (statute) st.league 0.38359238
  • Pica pica 437,480.31
  • Point pt 5,249,763.8
  • Twip twip 104,995,280
  • Light Year ly 1.9575655e-13
  • Astronomical Unit AU 1.2379855e-8
  • Parsec pc 6.0019232e-14
  • Kiloparsec kpc 6.0019232e-17
  • Megaparsec Mpc 6.0019232e-20
  • Earth's Equatorial Radius R⊕(eq) 0.00029036692
  • Earth's Polar Radius R⊕(pol) 0.00029134374
  • Earth's Distance from Sun d⊕☉ 1.2379679e-8
  • Sun's Radius R☉ 0.000002662067
  • Bohr Radius a₀ 34,997,728,000,000
  • Electron Radius (classical) rₑ 6.5721761e+17
  • Fermi F 1.852e+18
  • X-unit X 1.8481558e+16
  • Planck Length ℓP 1.1458588e+38
  • Mile (Roman) mi (Rom) 1.2515171
  • Roman Actus actus 52.200305
  • Arpent arpent 31.646435
  • Cubit (UK) cubit 4,050.7437
  • Cubit (Greek) cubit (Gk) 4,001.8324
  • Long Cubit long cubit 3,472.066
  • Reed reed 675.12394
  • Long Reed long reed 578.67767
  • Span (cloth) span 8,101.4873
  • Finger (cloth) finger 16,202.975
  • Nail (cloth) nail 32,405.949
  • Handbreadth handbreadth 24,304.462
  • Fingerbreadth fingerbreadth 97,217.848
  • Aln aln 3,119.012
  • Famn famn 1,039.6707
  • Ken ken 874.26122
  • Russian Archin archin 2,604.0495
  • Vara Castellana vara (cast) 2,217.5604
  • Vara Conuquera vara (con) 739.1868
  • Vara de Tarea vara (tarea) 739.1868
  • Ja (Korean foot) 자 6,111.6
  • Chi 치 61,116
  • Pun 푼 611,160
  • Gan 간 1,018.6
  • Jang 장 611.16
  • Ri (Korean) 리 4.7157407

About the nautical mile

The nautical mile (nmi) is a Other unit of length. Exactly 1,852 meters — about one minute of latitude.

About the kilometer

The kilometer (km) is a SI unit of length.

Where this conversion is used

Converting nautical miles to kilometers comes up when measuring height, screen sizes, travel distances, fabric, and construction dimensions. Metric and Imperial length units are both in daily use, so quick conversion is often needed when following instructions from another country.

Related conversions

Frequently asked questions

How many kilometers are in a nautical mile?

One nautical mile equals 1.852 kilometers.

How do you convert nautical miles to kilometers?

Multiply the number of nautical miles by 1.852 to get kilometers.

What is 1 kilometer in nautical miles?

One kilometer equals 0.5399568 nautical miles.

When would I convert nautical miles to kilometers?

This conversion is common when measuring height, screen sizes, travel distances, fabric, and construction dimensions.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.