Knots to miles per hour converter
Miles per hour (mph)
1 knot = 1.150779448 miles per hour
How to convert knots to miles per hour
mph = kn × 1.15077944802
Multiply the number of knots by 1.15077944802 to get miles per hour. Going the other way, divide by 1.15077944802 (or multiply by 0.868976241901).
One knot is exactly defined as 1.15077944802 miles per hour (to 12 significant figures), and one mile per hour is 0.868976241901 knots.
Worked examples
- Convert 5 knots: 5 × 1.15077944802 = 5.75389724 5.75389724 miles per hour.
- Convert 12.5 knots: 12.5 × 1.15077944802 = 14.3847431 14.3847431 miles per hour.
- Convert 250 knots: 250 × 1.15077944802 = 287.694862 287.694862 miles per hour.
Quick-reference table
| 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 |
| 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 |
Related conversions
Frequently asked questions
How many miles per hour are in 1 knot?
1 knot equals 1.150779448 miles per hour.
What is the formula to convert knots to miles per hour?
Use mph = kn × 1.15077944802. Multiply the number of knots by 1.15077944802 to get miles per hour. Going the other way, divide by 1.15077944802 (or multiply by 0.868976241901).
What is 100 knots in miles per hour?
100 knots is 115.0779448 miles per hour.