⚡ Speed
Knots to Mph Converter
Convert knots to mph instantly. Enter any value and get the result. Includes a conversion table and the exact formula.
Quick answer: To convert knots to mph, multiply by 1.15078. For example, 1 knots = 1.15078 mph. Use the calculator below for any value.
knots to mph
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Common conversions
| Knots | Mph |
|---|
Formula:
How to convert knots to mph
1
Enter your value
Type the number of knots you want to convert into the left box. The result in mph appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — Mph to Knots. Your current value carries across so you don't have to re-enter anything.
3
About Knots and Mph
knots and mph are both units of speed. Use this converter to switch between them instantly.
💡 Did you know?
1 knot = 1.151 mph. Knots (nautical miles per hour) are still standard in shipping, aviation and meteorology because 1 nautical mile = 1 minute of latitude — making navigation maths cleaner on a globe.
📊 Common conversions at a glance
| Knots | Mph |
|---|---|
| 1 | 1.151 |
| 5 | 5.754 |
| 10 | 11.51 |
| 15 | 17.26 |
| 20 | 23.02 |
| 30 | 34.52 |
Reviewed for 2026. Knots ↔ Mph conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.