Knots to Miles per hour
Convert knots to miles per hour instantly. The formula is mph = kn × 1.15077945, and the reference table below covers the values people look up most.
1 kn equals
1.1508 mph
mph = kn × 1.15077945
Formula
mph = kn × 1.15077945
A knot is one nautical mile per hour, and a nautical mile is exactly 1,852 meters.
Knots to Miles per hour table
| Knots | Miles per hour |
|---|---|
| 1 kn | 1.1508 mph |
| 5 kn | 5.7539 mph |
| 10 kn | 11.5078 mph |
| 15 kn | 17.2617 mph |
| 20 kn | 23.0156 mph |
| 30 kn | 34.5234 mph |
| 40 kn | 46.0312 mph |
| 50 kn | 57.5390 mph |
| 100 kn | 115.0779 mph |
Frequently asked questions
How many miles per hour are in a knot?
One knot equals 1.1508 miles per hour. A knot is one nautical mile per hour, and a nautical mile is exactly 1,852 meters.
What is the formula to convert knots to miles per hour?
mph = kn × 1.15077945. Enter any value above and the result updates as you type, with no rounding until the final display.
How do I convert miles per hour back to knots?
Reverse the operation — divide by the same factor instead of multiplying by it.
Is this knots to miles per hour conversion exact?
The underlying factor is the internationally defined one, so the only rounding happens when the result is displayed. The table below shows values rounded to 4 decimal places.