How to convert knots to miles per hour

1 knot equals 1.15078 miles per hour, so you multiply by 1.15078:

mph = kn × 1.15078

Example

Let's convert 20 knots to miles per hour:

20 kn = 23.0156 mph

Going the other way

1 mile per hour = 0.868976 knots. Use our miles per hour to knots converter.

What is a knot?

A knot is one nautical mile per hour (about 1.15 mph). It is used at sea and in aviation.

What is a mile per hour?

Miles per hour is the speed unit on US and UK roads and car speedometers.