Convert nautical miles to km
Type the number of nautical miles that you wish to convert to kilometers.
How to Convert Nautical Miles to Kilometers
The nautical mile and kilometer are both units of length. 1 nautical mile equals 1.852 kilometers. This means to convert nautical miles to kilometers, you multiply by 1.852.
Formula
Step-by-Step Example
Convert 5 nmi to kilometers:
We need to convert nautical miles to kilometers
Since 1 nmi = 1.852 km, multiply by 1.852
5 × 1.852 = 9.26
5 nmi = 9.26 km
Nautical Mile to Kilometer Conversion Table
Quick reference table for common nautical mile to kilometer conversions. Click any value for detailed calculation.
| Nautical Miles (nmi) | Kilometers (km) |
|---|---|
| 1 nmi | 1.852 km |
| 2 nmi | 3.704 km |
| 5 nmi | 9.26 km |
| 10 nmi | 18.52 km |
| 15 nmi | 27.78 km |
| 20 nmi | 37.04 km |
| 25 nmi | 46.3 km |
| 50 nmi | 92.6 km |
| 100 nmi | 185.2 km |
About These Units
Nautical Mile (nmi)
A nautical mile (nmi or NM) is exactly 1,852 meters or 1.151 statute miles. Nautical miles are the standard unit for maritime and aviation navigation, based on one minute of latitude. Ship and aircraft speeds are measured in knots (nautical miles per hour).
Kilometer (km)
A kilometer (km) is a metric unit of length equal to 1,000 meters or approximately 0.621 miles. Kilometers are the standard unit for measuring road distances, running races, and geographic distances in most countries worldwide. Common conversions: 1 km = 0.621 miles, 1 mile = 1.609 km.
Frequently Asked Questions
How do I convert nautical miles to kilometers?
To convert nautical miles to kilometers, multiply the value by 1.852. For example, 10 nmi = 18.52 km.
How many kilometers are in 1 nautical mile?
1 nautical mile equals 1.852 kilometers.
What is the formula for nautical miles to kilometers?
The formula is: km = nmi × 1.852.