Knots to Miles per Hour Converter
Enter a speed in knots to get the exact equivalent in miles per hour (mph) instantly.
Speed in Knots
kn
Common reference speeds
| Knots | mph |
|---|---|
| 1 kn | 1.151 mph |
| 5 kn | 5.754 mph |
| 10 kn | 11.508 mph |
| 20 kn | 23.016 mph |
| 30 kn | 34.523 mph |
| 60 kn | 69.047 mph |
| 100 kn | 115.078 mph |
Miles per Hour
—
mphFormula
mph = knots × 1.15077945
1 nautical mile = 1852 m exactly. 1 statute mile = 1609.344 m exactly. Factor = 1852 ÷ 1609.344.
Copied!
Summary
Enter a speed in knots to get the exact equivalent in miles per hour (mph) instantly.
How it works
- Type a speed value in knots into the input field.
- The converter multiplies by 1.15077945 to produce the mph result.
- The result updates instantly as you type.
- Use the quick-select presets for common reference speeds.
- Click Copy to copy the mph value to your clipboard.
Use cases
- Convert ship or sailboat speed from knots to mph for a non-nautical audience.
- Translate aviation airspeed (knots) to miles per hour.
- Interpret hurricane or tropical storm wind speeds reported in knots.
- Cross-check weather buoy data or NOAA wind reports.
- Convert ferry or cruise ship speed for travel planning.
- Academic unit-conversion exercises and physics problems.
Frequently Asked Questions
Last updated: 2026-07-23 ·
Reviewed by Nham Vu