Kilometers per Hour to Knots converter (km/h to kn)
Convert Kilometers per Hour (km/h) to Knots (kn) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
Knots to Kilometers per Hour (kn to km/h) ►
How to convert Kilometers per Hour to Knots
1 kilometer per hour (km/h) is equal to 0.539957 knots (kn).
kn = kmh × 0.539957
Multiply the speed in km/h by 0.539957:
Example: Convert 100 km/h to knots:
kn = 100 × 0.539957 = 53.9957 kn
What is a Kilometers per Hour?
The Kilometers per Hour (km/h) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
What is a Knots?
The Knots (kn) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
This page converts speed from Kilometers per Hour into Knots. One km/h equals 0.539957 kn.
Kilometers per Hour to Knots conversion table
Common km/h values and the matching kn result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| Kilometers per Hour (km/h) | Knots (kn) |
|---|---|
| 10 km/h | 5.39957 kn |
| 20 km/h | 10.79914 kn |
| 30 km/h | 16.19871 kn |
| 50 km/h | 26.99785 kn |
| 100 km/h | 53.9957 kn |
| 200 km/h | 107.9914 kn |
| 500 km/h | 269.9785 kn |
How this calculator works
The form on this page is a Kilometers per Hour-to-Knots converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the kn result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many kn are in 1 km/h?
1 km/h = 0.539957 kn.
How do I convert Kilometers per Hour to Knots?
Multiply the speed in km/h by 0.539957:
Is this km/h to kn converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.