Speed
Knot to Mile per Hour Converter
Convert Knot to Mile per Hour with the exact formula, a worked example and a quick conversion table.
Smart input
β
Quick values:
Conversion formula
The exact formula applied:
β
Conversion formula
mph = kn Γ 1.15077944802
kn = mph Γ· 1.15077944802
Worked example
50 kn = 57.53897 mph
mph = kn Γ 1.15077944802
Speed is distance per time; 1 knot = 1.852 km/h and Mach β 340.29 m/s at sea level.
Quick conversion table
| Knot (kn) | Mile per Hour (mph) |
|---|---|
| 1 | 1.15078 |
| 2 | 2.30156 |
| 5 | 5.7539 |
| 10 | 11.50779 |
| 25 | 28.76949 |
| 50 | 57.53897 |
| 100 | 115.07794 |
| 250 | 287.69486 |
| 500 | 575.38972 |
| 1,000 | 1,150.78 |
Reverse conversion table
| Mile per Hour (mph) | Knot (kn) |
|---|---|
| 1 | 0.8689762 |
| 2 | 1.73795 |
| 5 | 4.34488 |
| 10 | 8.68976 |
| 25 | 21.72441 |
| 50 | 43.44881 |
| 100 | 86.89762 |
| 250 | 217.24406 |
| 500 | 434.48812 |
| 1,000 | 868.97624 |
About the two units
knKnot
One nautical mile per hour.
1 kn = 0.514444444444 m/s
Non-SI Unit Speed
mphMile per Hour
The imperial/US speed unit.
1 mph = 0.44704 m/s
Non-SI Unit Speed
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