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Convert mph to knots

mph
knots
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TIP: If the result of your conversion is 0, try increasing the "Decimals".

caretConversion Definitions

What is miles per hour (mph)?

Miles per hour is a unit of Speed or Velocity in both US Customary Units as well as the Imperial System. It measures the number of miles traveled in an hour. The symbol for miles per hour is mph. There are 1.15078 mph in kn.

What is a knot (kn)?

A knot is a unit of speed that is equal to to one nautical mile per hour. A nautical mile is based on the circumference of the Earth and is used by sea and air navigators. It is approximately one minute of arc measured along any meridian. The symbol for knot is kn. There are 0.86897583 kn in mph.

caretConversion Formula

The formula to convert from mph to knots is:

knots = mph ÷ 1.15078

caretConversion Example

Miles per hour to Knot Conversion Example

Task: Convert 75 miles per hour to knots (show work)

Formula:
mph ÷ 1.15078 = knots

Calculations:
75 mph ÷ 1.15078 = 65.17318688 knots

Result:
75 mph is equal to 65.17318688 knots

caretConversion Table

Miles per hour to Knots Conversion Chart

miles per hour (mph) knot (kn)
1 mph0.86897583 kn
2 mph1.73795165 kn
3 mph2.60692748 kn
4 mph3.4759033 kn
5 mph4.34487913 kn
6 mph5.21385495 kn
7 mph6.08283078 kn
8 mph6.9518066 kn
9 mph7.82078243 kn
10 mph8.68975825 kn
20 mph17.3795165 kn
30 mph26.06927475 kn
40 mph34.759033 kn
50 mph43.44879125 kn
75 mph65.17318688 kn
100 mph86.89758251 kn
250 mph217.24395627 kn
500 mph434.48791255 kn
750 mph651.73186882 kn
1,000 mph868.97582509 kn
2,500 mph2,172.43956273 kn
5,000 mph4,344.87912546 kn
7,500 mph6,517.31868819 kn
10,000 mph8,689.75825093 kn
25,000 mph21,724.39562731 kn
50,000 mph43,448.79125463 kn
75,000 mph65,173.18688194 kn
100,000 mph86,897.58250925 kn
250,000 mph217,243.95627314 kn

caretRelated Units

The following tables provide a summary of the Speed or Velocity units (Per Hour, Per Minute, Per Second and Per Millisecond) within their respective measurement systems.

Per Hour

Unit Symbol
inches per hour in/h
feet per hour ft/h
yards per hour yd/h
miles per hour mph
millimeters per hour mm/h
centimeters per hour cm/h
decimeters per hour dm/h
meters per hour m/h
kilometers per hour km/h
knot kn

Per Minute

Unit Symbol
inches per minute in/m
feet per minute ft/m
yards per minute yd/m
miles per minute mi/m
millimeters per minute mm/m
centimeters per minute cm/m
decimeters per minute dm/m
meters per minute m/m
kilometers per minute km/m

Per Second

Unit Symbol
inches per second in/s
feet per second ft/s
yards per second yd/s
miles per second mi/s
millimeters per second mm/s
centimeters per second cm/s
decimeters per second dm/s
meters per second m/s
kilometers per second km/s

Per Millisecond

Unit Symbol
millimeters per millisecond mm/ms
centimeters per millisecond cm/ms
decimeters per millisecond dm/ms
meters per millisecond m/ms
kilometers per millisecond km/ms

Note: For Speed or Velocity conversions, US Customary Units and the Imperial System are equivalent.

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