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Convert mph to knots

1 mile per hour equals 0.86897624 knots. Enter a value below to convert instantly.

1 mph
0.86897624 kn

Multiply the number of miles per hour by 0.868976241901 to get knots. How this is calculated

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Need the other direction? Convert knot to mile per hour →

Formula

Multiply the number of miles per hour by 0.868976241901 to get knots.

Step by step

  1. Start with 1 mph.
  2. Multiply by the conversion factor 0.868976241901.
  3. 1 × 0.868976241901 = 0.86897624 kn.

Miles per Hour to Knots conversion table

Miles per Hour (mph) Knots (kn)
1 0.86897624
5 4.3448812
10 8.6897624
20 17.379525
30 26.069287
40 34.75905
50 43.448812
60 52.138575
80 69.518099
100 86.897624

Convert Mile per Hour to other speed units

1 mph expressed in every other speed unit on this site.

  • Meter per Second m/s 0.44704
  • Kilometer per Hour km/h 1.609344
  • Kilometer per Minute km/min 0.0268224
  • Kilometer per Second km/s 0.00044704
  • Meter per Minute m/min 26.8224
  • Meter per Hour m/h 1,609.344
  • Centimeter per Second cm/s 44.704
  • Centimeter per Minute cm/min 2,682.24
  • Centimeter per Hour cm/h 160,934.4
  • Millimeter per Second mm/s 447.04
  • Millimeter per Minute mm/min 26,822.4
  • Millimeter per Hour mm/h 1,609,344
  • Mile per Minute mi/min 0.016666667
  • Mile per Second mi/s 0.00027777778
  • Yard per Hour yd/h 1,760
  • Yard per Minute yd/min 29.333333
  • Yard per Second yd/s 0.48888889
  • Foot per Hour ft/h 5,280
  • Foot per Minute ft/min 88
  • Foot per Second ft/s 1.4666667
  • Inch per Second in/s 17.6
  • Inch per Minute in/min 1,056
  • Inch per Hour in/h 63,360
  • Knot kn 0.86897624
  • Knot (UK) kn (UK) 0.86842105
  • Mach (sea level) M 0.001313703
  • Mach (SI standard) M (SI) 0.0015151515
  • Mach (20 °C, 1 atm) M (20 °C) 0.0013010477
  • Speed of Sound (pure water) c (H₂O) 0.00030150401
  • Speed of Sound (sea water) c (sea) 0.000293796
  • Speed of Light (vacuum) c 1.4911649e-9
  • Cosmic Velocity (first) v₁ 0.000056587342
  • Cosmic Velocity (second) v₂ 0.000039914286
  • Cosmic Velocity (third) v₃ 0.000026817037
  • Earth's Orbital Velocity v⊕ 0.000015018982

About the mile per hour

The mile per hour (mph) is a Imperial unit of speed.

About the knot

The knot (kn) is a Other unit of speed. One nautical mile per hour — the standard unit for marine and air navigation.

Where this conversion is used

Converting miles per hour to knots comes up when driving, running, cycling, aviation, and weather reports.

Related conversions

Frequently asked questions

How many knots are in a mile per hour?

One mile per hour equals 0.86897624 knots.

How do you convert miles per hour to knots?

Multiply the number of miles per hour by 0.868976241901 to get knots.

What is 1 knot in miles per hour?

One knot equals 1.1507794 miles per hour.

When would I convert miles per hour to knots?

This conversion is common when driving, running, cycling, aviation, and weather reports.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.