Knots to Mile/hours (kn to mph)
Free online knot to mile/hour converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
SPEED CONVERTER — INSTANT RESULT
Formula: multiply the knot value by 1.15077945 — i.e. mph = kn × 1.15077945
Quick check: 1 kn = 1.15077945 mph
Quick check: 1 kn = 1.15077945 mph
Knots to Mile/hours conversion table
| Knots (kn) | Mile/hours (mph) |
|---|---|
| 1 kn | 1.15077945 mph |
| 2 kn | 2.3015589 mph |
| 3 kn | 3.45233834 mph |
| 4 kn | 4.60311779 mph |
| 5 kn | 5.75389724 mph |
| 6 kn | 6.90467669 mph |
| 7 kn | 8.05545614 mph |
| 8 kn | 9.20623558 mph |
| 9 kn | 10.35701503 mph |
| 10 kn | 11.50779448 mph |
| 15 kn | 17.26169172 mph |
| 20 kn | 23.01558896 mph |
| 25 kn | 28.7694862 mph |
| 30 kn | 34.52338344 mph |
| 40 kn | 46.03117792 mph |
| 50 kn | 57.5389724 mph |
| 75 kn | 86.3084586 mph |
| 100 kn | 115.0779448 mph |
| 250 kn | 287.69486201 mph |
| 500 kn | 575.38972401 mph |
| 1,000 kn | 1,150.77944802 mph |
How to convert knots to mile/hours
To convert knots to mile/hours, multiply the amount in knots by 1.15077945. For example, 10 kn = 11.50779448 mph. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between meters per second, kilometers per hour, miles per hour, knots and Mach. One knot is one nautical mile per hour; Mach numbers are referenced to the speed of sound at 15°C sea level (340.3 m/s).
Frequently asked questions
How many mile/hours are in one knot?
One knot is exactly 1.15077945 mile/hours.
How do I convert kn to mph?
Multiply the kn value by 1.15077945 to get mph. The converter at the top of this page does this automatically and works in both directions.
How much is 100 knots in mile/hours?
100 knots equals 115.0779448 mile/hours.