Conversion formula

The conversion factor from miles per hour to knots is 0.8689762419014, which means that 1 mile per hour is equal to 0.8689762419014 knots:

1 mph = 0.8689762419014 kt

To convert 220 miles per hour into knots we have to multiply 220 by the conversion factor in order to get the velocity amount from miles per hour to knots. We can also form a simple proportion to calculate the result:

1 mph → 0.8689762419014 kt

220 mph → V_(kt)

Solve the above proportion to obtain the velocity V in knots:

V_(kt) = 220 mph × 0.8689762419014 kt

V_(kt) = 191.17477321831 kt

The final result is:

220 mph → 191.17477321831 kt

We conclude that 220 miles per hour is equivalent to 191.17477321831 knots:

220 miles per hour = 191.17477321831 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0052308156728298 × 220 miles per hour.

Another way is saying that 220 miles per hour is equal to 1 ÷ 0.0052308156728298 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that two hundred twenty miles per hour is approximately one hundred ninety-one point one seven five knots:

220 mph ≅ 191.175 kt

An alternative is also that one knot is approximately zero point zero zero five times two hundred twenty miles per hour.

Conversion table

miles per hour to knots chart

For quick reference purposes, below is the conversion table you can use to convert from miles per hour to knots