How do I convert kilometers per hour back to knots?

Use the reverse converter: 1 kilometer per hour equals 0.539957 kn.

Is this converter accurate?

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert knots to kilometers per hour, multiply the value by 1.852.

km/h = kn × 1.852

40 kn × 1.852 = 74.08 km/h

Knot (kn): One nautical mile per hour, used in sailing, aviation and weather reports.
Kilometer Per Hour (km/h): Used for road speed limits and vehicle speeds in most countries.

How do I convert knots to kilometers per hour?: To convert knots to kilometers per hour, multiply the value by 1.852.
How many kilometers per hour are in 1 knot?: 1 knot equals 1.852 km/h.
How many kilometers per hour are in 10 knots?: 10 kn equals 18.52 km/h.
How do I convert kilometers per hour back to knots?: Use the reverse converter: 1 kilometer per hour equals 0.539957 kn.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.