Convert kn to mph instantly — formula, worked examples and a conversion table of common values.
Convert knots (kn) to miles per hour (mph). Enter a value on either side and the other updates instantly — nothing is sent to a server.
One knot equals 1.150779 mph. The table below lists the values people look up most often, and each one links to a page with the worked calculation.
mph = kn × 1.150779| Knot (kn) | Miles per hour (mph) |
|---|---|
| 0.1 | 0.115078 |
| 0.5 | 0.57539 |
| 1 | 1.15078 |
| 2 | 2.30156 |
| 3 | 3.45234 |
| 5 | 5.7539 |
| 10 | 11.5078 |
| 15 | 17.2617 |
| 20 | 23.0156 |
| 25 | 28.7695 |
| 50 | 57.539 |
| 75 | 86.3085 |
| 100 | 115.078 |
| 250 | 287.695 |
| 500 | 575.39 |
| 1,000 | 1,150.78 |
1 knot = 1.150779 mph.
10 kn = 11.5078 mph.
100 kn = 115.0779 mph.
Use the formula mph = kn × 1.150779. Or type any value into the converter above — it works in both directions.