Mph to Knots ConverterRight in Your Browser
Convert miles per hour (mph) to knots (kn). Miles per hour (mph) is the road-speed unit of the US and UK, used for speed limits and wind speeds. The knot (kn) is one nautical mile per hour — the standard speed unit in sailing, shipping and aviation. Everything is calculated locally in your browser — no server, and it works offline.
0.868976 kn
in knots (knot)
To convert miles per hour to knots, multiply the mile per hour value by 0.868976.
Switch to Knots to MphMph to Knots Chart
| Miles per hour (mph) | Knots (kn) |
|---|---|
| 1 | 0.868976 |
| 2 | 1.73795 |
| 3 | 2.60693 |
| 4 | 3.4759 |
| 5 | 4.34488 |
| 10 | 8.68976 |
| 20 | 17.3795 |
| 50 | 43.4488 |
| 100 | 86.8976 |
Frequently Asked Questions
How many knots are in a mile per hour?
One mile per hour equals 0.868976 knots (1 mph = 0.868976 kn). So to go from miles per hour to knots, multiply the mile per hour value by 0.868976.
What is the formula to convert miles per hour to knots?
To convert miles per hour to knots, multiply the mile per hour value by 0.868976. For example, 10 mph is 8.68976 kn.
What is 60 miles per hour in knots?
60 miles per hour — a common highway speed limit — is 52.1386 knots. The converter above works for any value, entirely in your browser.
Is the mile per hour to knot conversion exact?
The factor used here is the defined value: 1 mph = 0.8689762419 kn. Results are rounded to six significant digits for readability, so for high-precision work use the full factor.