Knots to Miles per hour Converter

Knots (nautical miles per hour) to mph is used in sailing, aviation and wind forecasts. One knot is 1.15078 mph.

🔒 Runs in your browser. Nothing you enter is uploaded.
17.2617

Quick:
UnitValue

How to use the Knots to Miles per hour Converter

  1. Type the number of knots in the box
  2. The value in miles per hour appears instantly
  3. Use the table for common values, or switch units to convert anything else

Knots to Miles per hour formula

mph = kn × 1.15077945

Example: 15 kn × 1.1507794 = 17.2617 mph.

💡 A 35-knot gale is about 40 mph.

Knots to Miles per hour conversion chart

KnotsMiles per hour
1 kn1.15078 mph
5 kn5.7539 mph
10 kn11.5078 mph
15 kn17.2617 mph
20 kn23.0156 mph
25 kn28.7695 mph
30 kn34.5234 mph
35 kn40.2773 mph
40 kn46.0312 mph
50 kn57.539 mph
64 kn73.6499 mph
100 kn115.078 mph
150 kn172.617 mph
500 kn575.39 mph

Frequently asked questions

How do I convert knots to miles per hour?

Use the formula mph = kn × 1.15077945. For example, 15 kn = 17.2617 mph.

How many miles per hour are in 1 knot?

1 kn = 1.1507794 mph.

Any handy reference points?

A 35-knot gale is about 40 mph.

Is this knots to miles per hour converter accurate?

Yes. It uses exact definitions (for example, 1 inch = 2.54 cm and 1 lb = 0.45359237 kg) and shows up to 10 significant digits.

Related tools

Updated · Built and maintained by the UtilityBright team · About our tools · Report a problem