Nautical miles to Kilometres Converter
Convert nautical mile to kilometre instantly. Type a value below — the result updates as you type.
When you need to convert nautical mile to kilometre
Length conversions come up constantly in DIY, travel and online shopping — sizing furniture, reading a height in a different system, or checking a screen or fabric measurement listed in unfamiliar units.
Typical values: 0.5 nmi is about 0.926 km, and 100 nmi works out to roughly 185.2 km. Because the ratio is fixed at 1.852, you can scale any amount linearly — doubling the nautical miles doubles the kilometres.
Metric and imperial length units coexist worldwide, so the same object is often quoted two ways depending on the country.
How to convert nautical mile to kilometre
One nautical mile equals 1.852 kilometres. To convert, multiply the number of nautical miles by 1.852:
kilometres = nautical miles × 1.852
For example, 10 nautical miles × 1.852 = 18.52 kilometres.
Nautical miles to kilometres conversion table
| Length (nmi) | Kilometres (km) |
|---|---|
| 1 nmi | 1.852 km |
| 2 nmi | 3.704 km |
| 3 nmi | 5.556 km |
| 5 nmi | 9.26 km |
| 10 nmi | 18.52 km |
| 20 nmi | 37.04 km |
| 50 nmi | 92.6 km |
| 100 nmi | 185.2 km |
FAQ
How many kilometres are in a nautical mile?
One nautical mile = 1.852 kilometres.
How do I convert kilometres back to nautical miles?
Divide by 1.852, or use the kilometres to nautical miles converter.