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 1243 knots into miles per hour we have to multiply 1243 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

1243 kt → V_(mph)

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

V_(mph) = 1243 kt × 1.1507794480225 mph

V_(mph) = 1430.418853892 mph

The final result is:

1243 kt → 1430.418853892 mph

We conclude that 1243 knots is equivalent to 1430.418853892 miles per hour:

1243 knots = 1430.418853892 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 0.00069909593073323 × 1243 knots.

Another way is saying that 1243 knots is equal to 1 ÷ 0.00069909593073323 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred forty-three knots is approximately one thousand four hundred thirty point four one nine miles per hour:

1243 kt ≅ 1430.419 mph

An alternative is also that one mile per hour is approximately zero point zero zero one times one thousand two hundred forty-three 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