With this information, you can calculate the quantity of miles per hour 340 knots is equal to.

¿What is the inverse calculation between 1 mile per hour and 340 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 mile per hour is 0.0025558125 times 340 knots.

Which is the same to say that 340 knots is 391.26501 miles per hour.

Three hundred forty knots equals to three hundred ninety-one miles per hour. *Approximation

A mile per hour is zero times three hundred forty knots. *Approximation