📏 Length
kilometers to nautical miles Converter
Convert kilometers to nautical miles instantly with a reference table.
Quick answer: To convert kilometers to nautical miles, multiply by 0.539957. For example, 1 kilometers = 0.539957 nautical miles. Use the calculator below for any value.
kilometers to nautical miles
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Common conversions
| kilometers | nautical miles |
|---|
Formula:
How to convert kilometers to nautical miles
1
Enter your value
Type the number of kilometers you want to convert into the left box. The result in nautical miles appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — nautical miles to kilometers. Your current value carries across so you don't have to re-enter anything.
3
About kilometers and nautical miles
kilometers and nautical miles are common length measurements.
📊 Common conversions at a glance
| kilometers | nautical miles |
|---|---|
| 1 | 0.54 |
| 2 | 1.08 |
| 5 | 2.7 |
| 10 | 5.4 |
| 20 | 10.8 |
| 50 | 27 |
Reviewed for 2026. kilometers ↔ nautical miles conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.