Convert Knots to MPH

What are Knots?

Knots (kt) is a unit of speed commonly used in maritime and aviation navigation. One knot is defined as one nautical mile per hour, which is equal to 1.15078 miles per hour. The term originates from the traditional method of measuring ship speed using a knotted rope.

Knots to MPH Calculator

Enter value in Knots:

Result in Miles Per Hour (MPH) will be shown here.

What are Miles per Hour (mph)?

Miles per hour (mph) is a unit of speed used in the British and American imperial systems. It measures the number of miles travelled in one hour and is widely used for road speed limits and in automotive industry.

How to convert Knots to MPH?

To convert knots to miles per hour, multiply the speed value in knots by 1.15078.

How many MPH in 1 Knot?

There are approximately 1.15078 miles per hour in 1 knot.

Knots to MPH Formula

The formula to convert knots to mph is: MPH = Knots x 1.15078

For example, if a boat is traveling at 20 knots, its speed in miles per hour would be: MPH = 20 x 1.15078 = 23.0156 mph

Knots to MPH Conversion Table

Here is a table of conversions from knots to miles per hour for common speeds:

Knots	MPH
1	1.15078
5	5.7539
10	11.5078
15	17.2617
20	23.0156
25	28.7695
30	34.5234
35	40.2773
40	46.0312
45	51.7851
50	57.539
55	63.2929
60	69.0468
65	74.8007
70	80.5546
75	86.3085
80	92.0624
85	97.8163
90	103.5702
95	109.3241
100	115.078