Kilometers to nautical miles
1 kilometer = 0.5399568035 nmi · 1 nautical mile = 1.852 km
How to convert kilometers to nautical miles
To convert kilometers to nautical miles, multiply the value by 0.5399568035.
Formula: nmi = km × 0.5399568035
Example: 10 km = 5.399568035 nmi
Kilometers to nautical miles conversion table
| kilometers (km) | nautical miles (nmi) |
|---|---|
| 1 km | 0.5399568035 nmi |
| 2 km | 1.079913607 nmi |
| 3 km | 1.61987041 nmi |
| 4 km | 2.159827214 nmi |
| 5 km | 2.699784017 nmi |
| 6 km | 3.239740821 nmi |
| 7 km | 3.779697624 nmi |
| 8 km | 4.319654428 nmi |
| 9 km | 4.859611231 nmi |
| 10 km | 5.399568035 nmi |
| 15 km | 8.099352052 nmi |
| 20 km | 10.79913607 nmi |
| 25 km | 13.49892009 nmi |
| 30 km | 16.1987041 nmi |
| 40 km | 21.59827214 nmi |
| 50 km | 26.99784017 nmi |
| 75 km | 40.49676026 nmi |
| 100 km | 53.99568035 nmi |
| 250 km | 134.9892009 nmi |
| 500 km | 269.9784017 nmi |
| 1,000 km | 539.9568035 nmi |
About these units
Kilometer (km)
A kilometer (km) is 1,000 meters. It measures road distances in most of the world; the US and UK use miles instead.
Nautical mile (nmi)
A nautical mile (nmi) is exactly 1,852 m, about one minute of latitude. It is the standard distance unit at sea and in aviation.
Frequently asked questions
How many nautical miles are in 1 kilometer?
1 km = 0.5399568035 nmi
How many kilometers are in 1 nautical mile?
1 nmi = 1.852 km
What is 5 km in nmi?
5 km = 2.69978 nmi (5 × 0.5399568035)
What is 100 km in nmi?
100 km = 53.9957 nmi (100 × 0.5399568035)