1 knot = 1.852 kilometers per hour
Convert knots to kilometers per hour.
Both directions on one page — swap the units and the whole thing runs backwards.
Type a value, or “5cm to in”
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The formula
km/h = kn × 1.852
Worked through with a real value: 10 knots = 18.52 kilometers per hour.
Going the other way: kn = km/h × 0.539957, so 1 kilometer per hour = 0.539957 knots.
What each unit is
- knot kn
- One nautical mile per hour, the standard unit of speed for sea and air navigation worldwide.
- kilometer per hour km/h
- How many kilometres are covered each hour, the standard road speed unit nearly everywhere outside the USA and UK.
Where these come from
- 1 knot = 0.5144444444444445 meters per second
- 1 kilometer per hour = 0.2777777777777778 meters per second
Every other number on this page is computed from those, and each category is pinned to conversions worked out by hand from the units' primary definitions before it ships.
Conversion tables
| knots (kn) | kilometers per hour (km/h) |
|---|---|
| 1 | 1.852 |
| 2 | 3.704 |
| 3 | 5.556 |
| 4 | 7.408 |
| 5 | 9.26 |
| 6 | 11.112 |
| 7 | 12.964 |
| 8 | 14.816 |
| 9 | 16.668 |
| 10 | 18.52 |
| 20 | 37.04 |
| 25 | 46.3 |
| 50 | 92.6 |
| 75 | 138.9 |
| 100 | 185.2 |
| kilometers per hour (km/h) | knots (kn) |
|---|---|
| 1 | 0.539957 |
| 2 | 1.07991 |
| 3 | 1.61987 |
| 4 | 2.15983 |
| 5 | 2.69978 |
| 6 | 3.23974 |
| 7 | 3.7797 |
| 8 | 4.31965 |
| 9 | 4.85961 |
| 10 | 5.39957 |
| 20 | 10.7991 |
| 25 | 13.4989 |
| 50 | 26.9978 |
| 75 | 40.4968 |
| 100 | 53.9957 |
Questions
How many kilometers per hour are in a knot?
1 knot = 1.852 kilometers per hour.
How do I convert knots to kilometers per hour?
Use km/h = kn × 1.852. For example, 10 knots = 18.52 kilometers per hour.
How many knots are in one kilometer per hour?
1 kilometer per hour = 0.539957 knots.
What is 10 knots in kilometers per hour?
10 knots = 18.52 kilometers per hour.
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