---
title: "Kilometers to Nautical miles — km to nmi converter"
description: "1 kilometer = 0.53996 nautical miles. Convert kilometers to nautical miles with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/km-to-nautical-miles/
site: "At One Place"
---

# Kilometers to nautical miles

**1 kilometer in nautical miles: 1 km = 0.53996 nmi**

nmi = km × 0.5399568035

To convert kilometers to nautical miles, multiply by 0.5399568035. The table below gives the values people look up most often, and the converter works for any number.

## Kilometers to nautical miles table

*Common kilometer values converted to nautical miles.*

| Kilometers | Nautical miles |
| --- | --- |
| 1 km | 0.53996 |
| 2 km | 1.079914 |
| 3 km | 1.61987 |
| 4 km | 2.159827 |
| 5 km | 2.699784 |
| 10 km | 5.399568 |
| 15 km | 8.099352 |
| 20 km | 10.79914 |
| 25 km | 13.49892 |
| 30 km | 16.1987 |
| 40 km | 21.59827 |
| 50 km | 26.99784 |
| 75 km | 40.49676 |
| 100 km | 53.99568 |
| 250 km | 134.9892 |
| 500 km | 269.9784 |
| 1,000 km | 539.9568 |

## How the conversion works

The relationship is nmi = km × 0.5399568035. Both units measure length, so the conversion is a fixed factor that never changes.

## Common questions

### How many nautical miles are in one kilometer?

One kilometer equals 0.53996 nautical miles. nmi = km × 0.5399568035.

### How do you convert kilometers to nautical miles?

Use nmi = km × 0.5399568035. So 10 km is 5.399568 nmi.

### How many kilometers are in one nautical mile?

One nautical mile equals 1.852 kilometers, which is the reverse of the conversion above.

## Related pages

- [Nautical miles to Kilometers](https://atoneplace.net/convert/nautical-miles-to-km/)
- [Kilometers to Meters](https://atoneplace.net/convert/km-to-meters/)
- [Kilometers to Centimeters](https://atoneplace.net/convert/km-to-cm/)
- [Kilometers to Millimeters](https://atoneplace.net/convert/km-to-mm/)
- [Kilometers to Miles](https://atoneplace.net/convert/km-to-miles/)
- [Kilometers to Yards](https://atoneplace.net/convert/km-to-yards/)
- [Kilometers to Feet](https://atoneplace.net/convert/km-to-feet/)
- [Kilometers to Inches](https://atoneplace.net/convert/km-to-inches/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)