Convert Knots to kilometers per hour

1 knot = 1.852 kilometers per hour · km/h = kn × 1.852

kn
Kilometers per hour
1.852km/h

1 knot = 1.852 kilometers per hour

When you need this conversion

Aviation and sailing use knots as standard because a knot is one nautical mile per hour, which maps directly onto latitude. Pilots, boaters, and anyone reading a marine or aviation weather forecast needs this to relate it to road speeds.

Knots to kilometers per hour conversion table

Conversion table from knots to kilometers per hour
Knots (kn)Kilometers per hour (km/h)
1 kn1.852 km/h
2 kn3.704 km/h
3 kn5.556 km/h
5 kn9.26 km/h
10 kn18.52 km/h
15 kn27.78 km/h
20 kn37.04 km/h
25 kn46.3 km/h
50 kn92.6 km/h
75 kn138.9 km/h
100 kn185.2 km/h
250 kn463 km/h
500 kn926 km/h
1,000 kn1,852 km/h

The formula

km/h = kn × 1.852

Because both units measure speed, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.

Convert the other way

Kilometers per hour to knots

Related speed conversions

All speed conversions →

Frequently asked questions

How many kilometers per hour are in a knot?
There are 1.852 kilometers per hour in 1 knot. The formula is km/h = kn × 1.852.
How do you convert knots to kilometers per hour?
Use the formula km/h = kn × 1.852. For example, 10 knots equals 18.52 kilometers per hour.
Is the knots to kilometers per hour conversion exact?
Yes. Knots and kilometers per hour are both units of speed, related by an exact defined factor. Displayed results are rounded for readability.
What is kn short for?
kn is the standard symbol for knot. km/h is the symbol for kilometer per hour.