km/h to Knots Converter
1 kilometer per hour = 0.5399568 knots
Type a value in either box: the conversion between kilometers per hour (km/h) and knots (kn) updates instantly.
Good to know
Ships and aircraft use knots because one nautical mile corresponds to one minute of latitude, which makes navigation on charts easier.
How to convert kilometers per hour to knots
To convert kilometers per hour to knots, multiply the number of kilometers per hour by 0.5399568. To go the other way, multiply knots by 1.852.
kn = km/h × 0.5399568
Worked examples
- 10 km/h = 5.399568 kn
- 50 km/h = 26.99784 kn
- 100 km/h = 53.99568 kn
- 900 km/h = 485.9611 kn
km/h to Knots conversion table
| Km/h (km/h) | Knots (kn) |
|---|---|
| 1 km/h | 0.5399568 kn |
| 2 km/h | 1.079914 kn |
| 3 km/h | 1.61987 kn |
| 4 km/h | 2.159827 kn |
| 5 km/h | 2.699784 kn |
| 6 km/h | 3.239741 kn |
| 7 km/h | 3.779698 kn |
| 8 km/h | 4.319654 kn |
| 9 km/h | 4.859611 kn |
| 10 km/h | 5.399568 kn |
| 15 km/h | 8.099352 kn |
| 20 km/h | 10.79914 kn |
| 25 km/h | 13.49892 kn |
| 30 km/h | 16.1987 kn |
| 40 km/h | 21.59827 kn |
| 50 km/h | 26.99784 kn |
| 75 km/h | 40.49676 kn |
| 100 km/h | 53.99568 kn |
| 250 km/h | 134.9892 kn |
| 500 km/h | 269.9784 kn |
| 1,000 km/h | 539.9568 kn |
About the units
Km/h (km/h)
Kilometers per hour (km/h) is the speed unit used on road signs and car speedometers in most of the world.
Knots (kn)
A knot (kn) is one nautical mile per hour, exactly 1.852 km/h. It is the standard speed unit in aviation and shipping.
Frequently asked questions
How do I convert kilometers per hour to knots?
kn = km/h × 0.5399568What is 50 km/h in knots?
How many knots are in one kilometer per hour?
How many kilometers per hour are in one knot?
Conversion factors use exact international definitions where they exist (for example 1 inch = 2.54 cm and 1 lb = 0.45359237 kg). Results are rounded for display only.