Miles per hour to knots converter
Knots (kn)
1 mile per hour = 0.8689762419 knots
How to convert miles per hour to knots
kn = mph × 0.868976241901
Multiply the number of miles per hour by 0.868976241901 to get knots. Going the other way, divide by 0.868976241901 (or multiply by 1.15077944802).
One mile per hour is exactly defined as 0.868976241901 knots (to 12 significant figures), and one knot is 1.15077944802 miles per hour.
Worked examples
- Convert 5 miles per hour: 5 × 0.868976241901 = 4.34488121 4.34488121 knots.
- Convert 12.5 miles per hour: 12.5 × 0.868976241901 = 10.86220302 10.86220302 knots.
- Convert 250 miles per hour: 250 × 0.868976241901 = 217.2440605 217.2440605 knots.
Quick-reference table
| mph | kn |
|---|---|
| 1 | 0.8689762419 |
| 2 | 1.737952484 |
| 3 | 2.606928726 |
| 5 | 4.34488121 |
| 10 | 8.689762419 |
| 15 | 13.03464363 |
| 20 | 17.37952484 |
| 25 | 21.72440605 |
| 50 | 43.4488121 |
| 75 | 65.17321814 |
| 100 | 86.89762419 |
| 1,000 | 868.9762419 |
| kn | mph |
|---|---|
| 1 | 1.150779448 |
| 2 | 2.301558896 |
| 3 | 3.452338344 |
| 5 | 5.75389724 |
| 10 | 11.50779448 |
| 15 | 17.26169172 |
| 20 | 23.01558896 |
| 25 | 28.7694862 |
| 50 | 57.5389724 |
| 75 | 86.3084586 |
| 100 | 115.0779448 |
| 1,000 | 1,150.779448 |
Related conversions
Frequently asked questions
How many knots are in 1 mile per hour?
1 mile per hour equals 0.8689762419 knots.
What is the formula to convert miles per hour to knots?
Use kn = mph × 0.868976241901. Multiply the number of miles per hour by 0.868976241901 to get knots. Going the other way, divide by 0.868976241901 (or multiply by 1.15077944802).
What is 100 miles per hour in knots?
100 miles per hour is 86.89762419 knots.