How to use the Knots to Miles per hour Converter
- Type the number of knots in the box
- The value in miles per hour appears instantly
- Use the table for common values, or switch units to convert anything else
Knots to Miles per hour formula
mph = kn × 1.15077945
Example: 15 kn × 1.1507794 = 17.2617 mph.
💡 A 35-knot gale is about 40 mph.
Knots to Miles per hour conversion chart
| Knots | Miles per hour |
|---|---|
| 1 kn | 1.15078 mph |
| 5 kn | 5.7539 mph |
| 10 kn | 11.5078 mph |
| 15 kn | 17.2617 mph |
| 20 kn | 23.0156 mph |
| 25 kn | 28.7695 mph |
| 30 kn | 34.5234 mph |
| 35 kn | 40.2773 mph |
| 40 kn | 46.0312 mph |
| 50 kn | 57.539 mph |
| 64 kn | 73.6499 mph |
| 100 kn | 115.078 mph |
| 150 kn | 172.617 mph |
| 500 kn | 575.39 mph |
Frequently asked questions
How do I convert knots to miles per hour?
Use the formula mph = kn × 1.15077945. For example, 15 kn = 17.2617 mph.
How many miles per hour are in 1 knot?
1 kn = 1.1507794 mph.
Any handy reference points?
A 35-knot gale is about 40 mph.
Is this knots to miles per hour converter accurate?
Yes. It uses exact definitions (for example, 1 inch = 2.54 cm and 1 lb = 0.45359237 kg) and shows up to 10 significant digits.
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