Nautical miles to Kilometres Converter
Enter nautical miles to get kilometres instantly. Works both ways.
How to convert nautical miles to km
To convert nautical miles to kilometres, multiply by 1.852. For example, 5 nautical miles × 1.852 = 9.26 km.
Nautical miles to Kilometres at a glance
- 1 nautical mile = 1.852 kilometres
- 5 nautical miles = 9.26 kilometres
- 10 nautical miles = 18.52 kilometres
- 50 nautical miles = 92.6 kilometres
- 100 nautical miles = 185.2 kilometres
- 1 kilometre = 0.5399568 nautical miles (the reverse)
Worked examples
25 nautical miles × 1.852 = 46.3 kilometres.
250 nautical miles × 1.852 = 463 kilometres.
1,500 nautical miles × 1.852 = 2,778 kilometres.
Converting back
To go from kilometres back to nautical miles, divide by 1.852 (or multiply by 0.5399568). For example, 100 kilometres ÷ 1.852 = 53.99568 nautical miles.
Using a rounded factor
For a quick estimate you can use 1.9 in place of 1.852. That is accurate to within about 2.6%, which is fine for rough checks but not for exact work.
Nautical miles to km chart
| Nautical miles | Kilometres |
|---|---|
| 0.1 nautical miles | 0.1852 km |
| 0.25 nautical miles | 0.463 km |
| 0.5 nautical miles | 0.926 km |
| 1 nautical miles | 1.852 km |
| 2 nautical miles | 3.704 km |
| 3 nautical miles | 5.556 km |
| 4 nautical miles | 7.408 km |
| 5 nautical miles | 9.26 km |
| 6 nautical miles | 11.112 km |
| 7 nautical miles | 12.964 km |
| 8 nautical miles | 14.816 km |
| 9 nautical miles | 16.668 km |
| 10 nautical miles | 18.52 km |
| 15 nautical miles | 27.78 km |
| 20 nautical miles | 37.04 km |
| 25 nautical miles | 46.3 km |
| 30 nautical miles | 55.56 km |
| 40 nautical miles | 74.08 km |
| 50 nautical miles | 92.6 km |
| 75 nautical miles | 138.9 km |
| 100 nautical miles | 185.2 km |
| 250 nautical miles | 463 km |
| 500 nautical miles | 926 km |
| 1,000 nautical miles | 1,852 km |
More length conversions
Frequently asked questions
How many kilometres are in one nautical miles?
There are 1.852 kilometres in one nautical miles.
How do I convert nautical miles to km?
Multiply the value in nautical miles by 1.852.
How many nautical miles are in one kilometre?
There are 0.5399568 nautical miles in one kilometre.
What is 10 nautical miles in kilometres?
10 nautical miles = 18.52 kilometres.
How do I convert kilometres back to nautical miles?
Divide the value in kilometres by 1.852, or multiply it by 0.5399568.
Can I use a rounded factor for nautical miles to kilometres?
For quick estimates, 1.9 is close (within about 2.6%). Use 1.852 when you need the full figure.