Convert knots to mph
1 kn = 1.15078 mph
1 mph = 0.868976 kn
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How to convert knots to mph
Multiply the value in knots by 1.15077945 to get mph. As a formula: mph = kn × 1.15077945
Good to know
Multiply knots by 1.150779 for mph: 30 knots is 34.52 mph. A knot is one nautical mile per hour, and NOAA notes the nautical mile — exactly 1,852 m since 1929 — began as one minute of latitude.
knots to mph conversion table
| knots (kn) | mph (mph) |
|---|---|
| 1 kn | 1.15078 mph |
| 2 kn | 2.30156 mph |
| 3 kn | 3.45234 mph |
| 4 kn | 4.60312 mph |
| 5 kn | 5.7539 mph |
| 6 kn | 6.90468 mph |
| 8 kn | 9.20624 mph |
| 10 kn | 11.5078 mph |
| 12 kn | 13.8094 mph |
| 15 kn | 17.2617 mph |
| 20 kn | 23.0156 mph |
| 25 kn | 28.7695 mph |
| 30 kn | 34.5234 mph |
| 50 kn | 57.539 mph |
| 75 kn | 86.3085 mph |
| 100 kn | 115.078 mph |
| 250 kn | 287.695 mph |
| 500 kn | 575.39 mph |
| 1,000 kn | 1,150.78 mph |
Related conversions
Need other units? The full Speed Converter converts between every unit it supports, and the Unit Converters page lists the rest.
knots to mph — questions
How many mph are in 1 kn?
1 kn = 1.15078 mph. Multiply the value in knots by 1.15077945 to get mph.
How do I convert knots to mph?
Multiply the value in knots by 1.15077945. For example, 10 kn × 1.15077945 = 11.5078 mph.
What is 10 kn in mph?
10 kn = 11.5078 mph.
What is 20 kn in mph?
20 kn = 23.0156 mph.
What is 30 kn in mph?
30 kn = 34.5234 mph.
What is 50 kn in mph?
50 kn = 57.539 mph.