Kilometres per hour to Knots
Convert kilometres per hour (km/h) to knots (kn) instantly — with formula and reference table.
Quick answer: 1 km/h = 0.539957 kn. To convert kilometres per hour to knots, multiply by km/h × 0.539957.
Converting kilometres per hour to knots
This converter changes a value in kilometres per hour (km/h) into knots (kn). One kilometres per hour equals 0.539957 kn. To convert km/h to knots, divide by 1.852 (or multiply by 0.539957). The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
kn = km/h × 0.539957
Example
Convert 10 km/h to kn: 10 × 0.539957 = 5.399568 kn.
Kilometres per hour to Knots conversion table
| Kilometres per hour (km/h) | Knots (kn) |
|---|---|
| 1 km/h | 0.539957 kn |
| 2 km/h | 1.079914 kn |
| 3 km/h | 1.61987 kn |
| 5 km/h | 2.699784 kn |
| 10 km/h | 5.399568 kn |
| 20 km/h | 10.799136 kn |
| 25 km/h | 13.49892 kn |
| 50 km/h | 26.99784 kn |
| 100 km/h | 53.99568 kn |
Popular kilometres per hour to knots conversions
Quick answers for the km/h values people look up most often:
- 4 km/h = 2.1598 kn
- 6 km/h = 3.2397 kn
- 7 km/h = 3.7797 kn
- 8 km/h = 4.3197 kn
- 9 km/h = 4.8596 kn
- 12 km/h = 6.4795 kn
- 15 km/h = 8.0994 kn
- 30 km/h = 16.1987 kn
- 40 km/h = 21.5983 kn
- 60 km/h = 32.3974 kn
- 75 km/h = 40.4968 kn
- 80 km/h = 43.1965 kn
- 90 km/h = 48.5961 kn
- 150 km/h = 80.9935 kn
- 200 km/h = 107.9914 kn
- 250 km/h = 134.9892 kn
- 500 km/h = 269.9784 kn
- 1000 km/h = 539.9568 kn
How to use this converter
- Enter a value in the kilometres per hour (km/h) field.
- Read the converted value in knots (kn) below.
- Type into the kn field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many knots is 100 km/h?
100 km/h equals 54 knots.
How do I convert km/h to knots?
Divide the speed in km/h by 1.852.
What is a typical cruising speed in knots?
A commercial jet cruises near 450-500 knots; a cargo ship around 20-25 knots.