Knot to Kilometers per Hour Converter (kn to km/h)
1 knot = 1.852 kilometers per hour. A knot is one nautical mile per hour, which is exactly 1.852 km/h.
Result
20 kn = 37.039968 km/h
How to convert knot to kilometers per hour
A knot is one nautical mile per hour, which is exactly 1.852 km/h. Ships, boats and aircraft use knots, and wind speed on marine forecasts is also given in knots.
Formula
km/h = kn × 1.852
Worked example
20 kn × 1.852 = 37.04 km/h
Knot to Kilometers per Hour quick-reference table
| Knot (kn) | Kilometers per Hour (km/h) |
|---|---|
| 1 kn | 1.852 km/h |
| 5 kn | 9.25999 km/h |
| 10 kn | 18.52 km/h |
| 20 kn | 37.04 km/h |
| 30 kn | 55.56 km/h |
| 50 kn | 92.5999 km/h |
Real-life examples
A ship cruising at 20 knots travels at 37.04 km/h. A 15 knot wind is 27.8 km/h, a fresh sailing breeze.
Frequently asked questions
How many km/h is 1 knot?
One knot is exactly 1.852 km/h.
Why do ships use knots?
A knot equals one nautical mile per hour, and a nautical mile is one minute of latitude, which makes navigation on charts simple.
What is 1 knot in kilometers per hour?
1 knot = 1.852 kilometers per hour (kn to km/h).
What is the formula to convert kn to km/h?
km/h = kn × 1.852. For example, 20 kn × 1.852 = 37.04 km/h.
How do I convert km/h back to kn?
Use the reverse converter: 1 kilometers per hour = 0.539957 knot. Check: 37.04 km/h converts back to 20 kn.
Reverse conversion
Need the other direction? Kilometers per Hour to Knot converter (km/h to kn): 1 kilometers per hour = 0.539957 knot.
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