Nautical Miles to Kilometers Converter (nmi to km)
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Formula
To convert nautical miles to kilometers, multiply the value by 1.852.
km = nmi × 1.852
Example calculation
Convert 5 nmi to km:
5 nmi × 1.852 = 9.26 km
Conversion table
| nmi | km |
|---|---|
| 1 | 1.8520 |
| 2 | 3.7040 |
| 3 | 5.5560 |
| 4 | 7.4080 |
| 5 | 9.2600 |
| 6 | 11.1120 |
| 7 | 12.9640 |
| 8 | 14.8160 |
| 9 | 16.6680 |
| 10 | 18.5200 |
| 15 | 27.7800 |
| 20 | 37.0400 |
| 25 | 46.3000 |
| 30 | 55.5600 |
| 35 | 64.8200 |
| 40 | 74.0800 |
| 45 | 83.3400 |
| 50 | 92.6000 |
| 55 | 101.8600 |
| 60 | 111.1200 |
| 65 | 120.3800 |
| 70 | 129.6400 |
| 75 | 138.9000 |
| 80 | 148.1600 |
| 85 | 157.4200 |
| 90 | 166.6800 |
| 95 | 175.9400 |
| 100 | 185.2000 |
| 200 | 370.4000 |
| 500 | 926.0000 |
| 1000 | 1852.0000 |
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About the units
- Nautical Mile (nmi)
- Used in sea and air navigation worldwide. Defined internationally as exactly 1,852 metres, close to one minute of latitude.
- Kilometer (km)
- Used for road distances in almost every country except the US and UK. Equal to 1,000 metres.
Frequently asked questions
- How do I convert nautical miles to kilometers?
- To convert nautical miles to kilometers, multiply the value by 1.852.
- How many kilometers are in 1 nautical mile?
- 1 nautical mile equals 1.852 km.
- How many kilometers are in 10 nautical miles?
- 10 nmi equals 18.52 km.
- How do I convert kilometers back to nautical miles?
- Use the reverse converter: 1 kilometer equals 0.539957 nmi.
- Is this converter accurate?
- Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.
Related conversions
- Reverse conversion: kilometers → nautical miles
- millimeters → kilometers
- kilometers → millimeters
- centimeters → kilometers
- kilometers → centimeters
- meters → kilometers
- kilometers → meters
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