## 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 311 knots into miles per hour we have to multiply 311 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

311 kt → V(mph)

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

V(mph) = 311 kt × 1.1507794480225 mph

V(mph) = 357.89240833501 mph

The final result is:

311 kt → 357.89240833501 mph

We conclude that 311 knots is equivalent to 357.89240833501 miles per hour:

311 knots = 357.89240833501 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 0.0027941358260495 × 311 knots.

Another way is saying that 311 knots is equal to 1 ÷ 0.0027941358260495 miles per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred eleven knots is approximately three hundred fifty-seven point eight nine two miles per hour:

311 kt ≅ 357.892 mph

An alternative is also that one mile per hour is approximately zero point zero zero three times three hundred eleven 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)
312 knots 359.043 miles per hour
313 knots 360.194 miles per hour
314 knots 361.345 miles per hour
315 knots 362.496 miles per hour
316 knots 363.646 miles per hour
317 knots 364.797 miles per hour
318 knots 365.948 miles per hour
319 knots 367.099 miles per hour
320 knots 368.249 miles per hour
321 knots 369.4 miles per hour