Convert Knots to miles per hour

1 knot = 1.1508 miles per hour · mph = kn × 1.150779448

kn
Miles per hour
1.1508mph

1 knot = 1.1508 miles per hour

When you need this conversion

This conversion goes from knots, the navigation speed unit for aviation and sailing, to miles per hour, the road speed unit in the US and UK. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.

Knots to miles per hour conversion table

Conversion table from knots to miles per hour
Knots (kn)Miles per hour (mph)
1 kn1.1508 mph
2 kn2.3016 mph
3 kn3.4523 mph
5 kn5.7539 mph
10 kn11.5078 mph
15 kn17.2617 mph
20 kn23.0156 mph
25 kn28.7695 mph
50 kn57.539 mph
75 kn86.3085 mph
100 kn115.08 mph
250 kn287.69 mph
500 kn575.39 mph
1,000 kn1,150.78 mph

The formula

mph = kn × 1.150779448

Because both units measure speed, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.

Convert the other way

Miles per hour to knots

Related speed conversions

All speed conversions →

Frequently asked questions

How many miles per hour are in a knot?
There are 1.1508 miles per hour in 1 knot. The formula is mph = kn × 1.150779448.
How do you convert knots to miles per hour?
Use the formula mph = kn × 1.150779448. For example, 10 knots equals 11.5078 miles per hour.
Is the knots to miles per hour conversion exact?
Yes. Knots and miles per hour are both units of speed, related by an exact defined factor. Displayed results are rounded for readability.
What is kn short for?
kn is the standard symbol for knot. mph is the symbol for mile per hour.