Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 430 knots into miles per hour we have to multiply 430 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

430 kt → V_(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V_(mph) = 430 kt × 1.1507794480225 mph

V_(mph) = 494.8351626497 mph

The final result is:

430 kt → 494.8351626497 mph

We conclude that 430 knots is equivalent to 494.8351626497 miles per hour:

430 knots = 494.8351626497 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.002020874981166 × 430 knots.

Another way is saying that 430 knots is equal to 1 ÷ 0.002020874981166 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred thirty knots is approximately four hundred ninety-four point eight three five miles per hour:

430 kt ≅ 494.835 mph

An alternative is also that one mile per hour is approximately zero point zero zero two times four hundred thirty knots.

Conversion table

knots to miles per hour chart

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