1 mph
0.869 kn
Mph to Knots Converter (Miles per Hour to Knots)
1 mile per hour = 0.8689762419 knots. To convert mph to kn, multiply by 0.8689762419, or divide by 1.150779448.
1 kn
1.1508 mph
10 mph
8.6898 kn
100 mph
86.8976 kn
How to convert mph to Knots
1 mile per hour equals 0.8689762419 knots, so the conversion is a single multiplication.
kn = mph × 0.8689762419
Example: 150 mph × 0.8689762419 = 130.346 kn.
About the mile per hour and the knot
Mile per Hour (mph)
Miles per hour is the speed unit on US and UK road signs and speedometers.
Knot (kn)
A knot is one nautical mile per hour, used in aviation, shipping and weather reports.
1 mile per hour in every speed unit
Kilometers per Hour1.609 km/h
Meters per Second0.447 m/s
Knots0.869 knFeet per Second1.467 ft/s
Mach (sea Level)0.001314 Mach
Related conversions
mph to Knots FAQ
How many knots are in a mile per hour?
1 mile per hour = 0.8689762419 knots.
How many miles per hour are in a knot?
1 knot = 1.150779448 miles per hour.
How do I convert mph to kn?
Use kn = mph × 0.8689762419. For example, 10 mph = 8.69 kn.
Can I print this mph to Knots chart?
Yes. Use "Print / Save PDF" next to the converter for a one-page chart, or "Download CSV" to open it in Excel or Google Sheets.