Kilometers per hour to knots
Type a value in km/h to get it in kn instantly.
That's 1.85× as fast as a galloping horse, while a cheetah is 1.08× faster. In one minute you'd cover 0.8999 nautical miles.
Convert the other way: kn to km/h
What it means
How fast is that?
Reference speeds are typical values. Mach uses the speed of sound in dry air at 20 °C (343 m/s).
The math
How to convert km/h to kn
To convert kilometers per hour to knots, multiply by 0.539957.
Example: 100 km/h × 0.539957 = 53.9957 kn.
In the other direction, 1 kn = 1.852 km/h.
Every unit
Your speed in every unit
Tables
km/h to kn conversion table
| km/h | kn |
|---|---|
| 1 km/h | 0.539957 kn |
| 5 km/h | 2.69978 kn |
| 10 km/h | 5.39957 kn |
| 20 km/h | 10.7991 kn |
| 30 km/h | 16.1987 kn |
| 40 km/h | 21.5983 kn |
| 50 km/h | 26.9978 kn |
| 60 km/h | 32.3974 kn |
| 70 km/h | 37.797 kn |
| 80 km/h | 43.1965 kn |
| 90 km/h | 48.5961 kn |
| 100 km/h | 53.9957 kn |
| 110 km/h | 59.3952 kn |
| 120 km/h | 64.7948 kn |
| 130 km/h | 70.1944 kn |
| 150 km/h | 80.9935 kn |
| 200 km/h | 107.991 kn |
| 300 km/h | 161.987 kn |
| 500 km/h | 269.978 kn |
| 1,000 km/h | 539.957 kn |
kn to km/h conversion table
| kn | km/h |
|---|---|
| 1 kn | 1.852 km/h |
| 5 kn | 9.26 km/h |
| 10 kn | 18.52 km/h |
| 20 kn | 37.04 km/h |
| 30 kn | 55.56 km/h |
| 40 kn | 74.08 km/h |
| 50 kn | 92.6 km/h |
| 60 kn | 111.12 km/h |
| 70 kn | 129.64 km/h |
| 80 kn | 148.16 km/h |
| 90 kn | 166.68 km/h |
| 100 kn | 185.2 km/h |
| 110 kn | 203.72 km/h |
| 120 kn | 222.24 km/h |
| 130 kn | 240.76 km/h |
| 150 kn | 277.8 km/h |
| 200 kn | 370.4 km/h |
| 300 kn | 555.6 km/h |
| 500 kn | 926 km/h |
| 1,000 kn | 1,852 km/h |
Quick answers
Quick answers
- How many kn is 1 km/h?
- 1 km/h is 0.539957 kn.
- How many kn is 10 km/h?
- 10 km/h is 5.39957 kn.
- How many kn is 100 km/h?
- 100 km/h is 53.9957 kn.
The units
About these units
Kilometers per hour (km/h)
The kilometer per hour is the speed unit on road signs and speedometers in most of the world. 1 km/h is 1,000 meters in 3,600 seconds, about 0.278 m/s.
Knots (kn)
A knot is one nautical mile per hour, the unit of ships, aircraft and wind at sea. The nautical mile (1,852 m) was originally one minute of latitude, so 1 knot is exactly 1.852 km/h.
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