Unit Converter

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 30 knots into miles per hour we have to multiply 30 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

30 kt → V(mph)

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

V(mph) = 30 kt × 1.1507794480225 mph

V(mph) = 34.523383440676 mph

The final result is:

30 kt → 34.523383440676 mph

We conclude that 30 knots is equivalent to 34.523383440676 miles per hour:

30 knots = 34.523383440676 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 0.028965874730047 × 30 knots.

Another way is saying that 30 knots is equal to 1 ÷ 0.028965874730047 miles per hour.

Approximate result

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

30 kt ≅ 34.523 mph

An alternative is also that one mile per hour is approximately zero point zero two nine times 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

knots (kt) miles per hour (mph)
31 knots 35.674 miles per hour
32 knots 36.825 miles per hour
33 knots 37.976 miles per hour
34 knots 39.127 miles per hour
35 knots 40.277 miles per hour
36 knots 41.428 miles per hour
37 knots 42.579 miles per hour
38 knots 43.73 miles per hour
39 knots 44.88 miles per hour
40 knots 46.031 miles per hour