1 Nautical Mile (nmi) to Kilometer (km)
Use the converter below for any value, or see the full table.
Direct Answer
1 nmi = 1.852 km
- 1 nmi = 1.852 km
- 10 nmi = 18.52 km
Formula: km = nmi × 1.852. This page supports instant conversion, reference table checks, and related unit links.
Natural-language answer: How many km in a nautical mile?
About this conversion
This Koverts page converts nautical miles (nmi) to kilometers (km) — the international nautical mile is exactly 1852 meters.
The nautical mile is based on one minute of latitude — aviation, maritime charts, and offshore regulations use it worldwide.
The kilometer is the standard metric unit for land distance — road signs, weather fronts on land, and GPS road routing.
Typical uses
- Marine and aviation distance planning
- Comparing offshore wind leases to land leases
- Weather bulletins that mix km/h with nautical miles
Common reference values
- 1 nmi = 1.852 km
- 10 nmi = 18.52 km
- 100 nmi = 185.2 km
Tip: Multiply nautical miles by about 1.852 to get kilometers.
Educational reference - always verify critical measurements (medical, engineering, legal) with primary sources.
// nautical_mile Conversion table kilometer
| Nautical Mile (nmi) (nmi) | Kilometer (km) (km) |
|---|---|
| 1 nmi | 1.852 km |
| 2 nmi | 3.704 km |
| 5 nmi | 9.26 km |
| 10 nmi | 18.52 km |
| 20 nmi | 37.04 km |
| 25 nmi | 46.3 km |
| 50 nmi | 92.6 km |
| 100 nmi | 185.2 km |
| 250 nmi | 463 km |
| 500 nmi | 926 km |
| 1000 nmi | 1,852 km |
How to convert
Nautical Mile (nmi) → Kilometer (km)
To convert from Nautical Mile (nmi) (nmi) to Kilometer (km) (km)，multiply your value by 1.852.
For example，10 nmi = 18.52 km.
// Frequently Asked Questions
Is a nautical mile the same as a land mile?▼
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