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Knots to Miles per Hour Converter

1 kn = 1.150779448 mph. Type any value to convert knots to miles per hour.

1 kn = 1.150779448 mph

Formula: mph = kn × 1.150779448

Common values
Decimals
In every unit 7 units
Meter per second (m/s) 0.5144444444 m/s
Kilometer per hour (km/h) 1.852 km/h
Mile per hour (mph) 1.150779448 mph
Knot (kn) 1 kn
Foot per second (ft/s) 1.687809857 ft/s
Mach (Mach) 0.001511764664 Mach
Speed of light (c) 1.716001956 × 10⁻⁹ c

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If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Calculated in your browser – nothing you type is sent anywhere. Privacy details

Knots to miles per hour table

Formula: mph = kn × 1.150779448

Knot (kn)Mile per hour (mph)
0.1 kn0.1150779448 mph
0.25 kn0.287694862 mph
0.5 kn0.575389724 mph
1 kn1.150779448 mph
2 kn2.301558896 mph
3 kn3.452338344 mph
4 kn4.603117792 mph
5 kn5.75389724 mph
6 kn6.904676688 mph
7 kn8.055456136 mph
8 kn9.206235584 mph
9 kn10.35701503 mph
10 kn11.50779448 mph
12 kn13.80935338 mph
15 kn17.26169172 mph
20 kn23.01558896 mph
25 kn28.7694862 mph
30 kn34.52338344 mph
40 kn46.03117792 mph
50 kn57.5389724 mph
60 kn69.04676688 mph
75 kn86.3084586 mph
100 kn115.0779448 mph
150 kn172.6169172 mph
200 kn230.1558896 mph
250 kn287.694862 mph
500 kn575.389724 mph
1,000 kn1,150.779448 mph

How to use: Knots to Miles per Hour

  1. 1 Type the value in knots.
  2. 2 The result in miles per hour appears at once – or type in the miles per hour field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of speed.

About this tool

Knot (kn) is a unit of speed (nautical); 1 kn = 0.5144444444 m/s. Mile per hour (mph) is a unit of speed (imperial and US customary); 1 mph = 0.44704 m/s.

To convert knots to miles per hour, multiply the value by 1.150779448 (mph = kn × 1.150779448). Example: 50 kn = 57.5389724 mph.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert knots to miles per hour?

To convert knots to miles per hour, multiply the value by 1.150779448: mph = kn × 1.150779448. For example 50 kn = 57.5389724 mph.

What is 1 kn in miles per hour?

1 kn = 1.150779448 mph. The other way round, 1 mph = 0.8689762419 kn.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of speed here?

Yes – choose any of the 7 units of speed in the From and To lists, or switch to another measurement at the top.

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