1 mile per hour to knots
1 mph = 0.86897624 kn. Change the amount below, or read the formula and the reference table further down.
1 mile per hour equals
knots
1 mph = 0.86897624 kn
The formula
Miles per hour and knots both measure speed from the same zero, so a single multiplier does the job.
kn = mph × 0.8689762419
Going the other way? Convert knots to miles per hour.
Miles per hour to knots table
Values either side of 1 mph.
| Miles per hour (mph) | Knots (kn) |
|---|---|
| -4 | -3.4759 |
| -3.5 | -3.0414 |
| -3 | -2.6069 |
| -2.5 | -2.1724 |
| -2 | -1.738 |
| -1.5 | -1.3035 |
| -1 | -0.868976 |
| -0.5 | -0.434488 |
| 0 | 0 |
| 0.5 | 0.434488 |
| 1 | 0.868976 |
| 1.5 | 1.3035 |
| 2 | 1.738 |
| 2.5 | 2.1724 |
| 3 | 2.6069 |
| 3.5 | 3.0414 |
| 4 | 3.4759 |
| 4.5 | 3.9104 |
| 5 | 4.3449 |
| 5.5 | 4.7794 |
| 6 | 5.2139 |
Questions people ask
- How many knots are in a mile per hour?
- One mile per hour equals 0.8689762419 knots.
- How do I convert miles per hour to knots by hand?
- Multiply the number of miles per hour by 0.8689762419. For a rough check, 0.869 is close enough for most everyday use.
- What is 1 mile per hour in knots?
- 1 mile per hour is 0.86897624 knots.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.