Formula
Convert knots to miles per hour with:
mph = knot * 1.15078
Example
10 knots = 11.508 mph
knots to miles per hour table
Questions
How many miles per hour are in a knot?
One knot is 1.15078 miles per hour. Enter any value above to convert instantly.
What is the formula to convert knots to miles per hour?
Use mph = knot * 1.15078. The calculator applies this for every value you type.
Is this conversion exact?
Yes — it uses the standard conversion factor (mph = knot * 1.15078), rounded to 6 significant digits for display.