426 knots in miles per hour
Conversion
426 knots is equivalent to 490.232044858029 miles per hour.[1]
Conversion in the opposite direction
The inverse of the conversion factor is that 1 mile per hour is equal to 0.00203985033310011 times 426 knots.
It can also be expressed as: 426 knots is equal to miles per hour.
Approximation
An approximate numerical result would be: four hundred and twenty-six knots is about four hundred and ninety point two three miles per hour, or alternatively, a mile per hour is about zero times four hundred and twenty-six knots.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.