Nautical miles to kilometers
1 nautical mile = 1.852 km · 1 kilometer = 0.5399568035 nmi
How to convert nautical miles to kilometers
To convert nautical miles to kilometers, multiply the value by 1.852.
Formula: km = nmi × 1.852
Example: 10 nmi = 18.52 km
Nautical miles to kilometers conversion table
| nautical miles (nmi) | kilometers (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 |
| 15 nmi | 27.78 km |
| 20 nmi | 37.04 km |
| 25 nmi | 46.3 km |
| 30 nmi | 55.56 km |
| 40 nmi | 74.08 km |
| 50 nmi | 92.6 km |
| 75 nmi | 138.9 km |
| 100 nmi | 185.2 km |
| 250 nmi | 463 km |
| 500 nmi | 926 km |
| 1,000 nmi | 1,852 km |
About these units
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.
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.
Frequently asked questions
How many kilometers are in 1 nautical mile?
1 nmi = 1.852 km
How many nautical miles are in 1 kilometer?
1 km = 0.5399568035 nmi
What is 5 nmi in km?
5 nmi = 9.26 km (5 × 1.852)
What is 100 nmi in km?
100 nmi = 185.2 km (100 × 1.852)