Knots to Kilometres per hour
Convert knots (kn) to kilometres per hour (km/h) instantly — with formula and reference table.
kn
km/h
Quick answer: 1 kn = 1.852 km/h. To convert knots to kilometres per hour, multiply by kn × 1.852.
Converting knots to kilometres per hour
This converter changes a value in knots (kn) into kilometres per hour (km/h). One knot equals 1.852 km/h. One knot is one nautical mile per hour, which equals exactly 1.852 km/h. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
km/h = kn × 1.852
Example
Convert 10 kn to km/h: 10 × 1.852 = 18.52 km/h.
Knots to Kilometres per hour conversion table
| Knots (kn) | Kilometres per hour (km/h) |
|---|---|
| 1 kn | 1.852 km/h |
| 2 kn | 3.704 km/h |
| 3 kn | 5.556 km/h |
| 5 kn | 9.26 km/h |
| 10 kn | 18.52 km/h |
| 20 kn | 37.04 km/h |
| 25 kn | 46.3 km/h |
| 50 kn | 92.6 km/h |
| 100 kn | 185.2 km/h |
How to use this converter
- Enter a value in the knots (kn) field.
- Read the converted value in kilometres per hour (km/h) below.
- Type into the km/h field instead to convert in reverse, or use the swap button.
Frequently asked questions
How fast is one knot in km/h?
1 knot equals 1.852 km/h.
How do I convert 20 knots to km/h?
20 times 1.852 = 37.04 km/h.
Why do ships and aircraft use knots?
A knot ties directly to nautical miles and degrees of latitude, simplifying navigation.