Miles per hour to Knots – mile per hour to knot Converter
1 mph ≈ 0.868976 kn
Formula
kn = mph × ≈ 0.868976
Miles per hour to knots conversion table
| miles per hour (mph) | knots (kn) |
|---|---|
| 0.5 mph | 0.434488 kn |
| 1 mph | ≈ 0.868976 kn |
| 2 mph | 1.73795 kn |
| 3 mph | 2.60693 kn |
| 5 mph | 4.34488 kn |
| 10 mph | 8.68976 kn |
| 20 mph | 17.3795 kn |
| 25 mph | 21.7244 kn |
| 50 mph | 43.4488 kn |
| 75 mph | 65.1732 kn |
| 100 mph | 86.8976 kn |
| 250 mph | 217.244 kn |
| 500 mph | 434.488 kn |
| 1000 mph | 868.976 kn |
| 5000 mph | 4344.88 kn |
Miles per hour and knots are both speed units. One mile per hour is approximately 0.868976 knots; enter any value above for an instant result, or use the table for common conversions.
Sanity-check examples
1 mph = 0.868976 kn10 mph = 8.68976 kn100 mph = 86.8976 kn
Common pitfalls and look-alike units
A knot is one nautical mile per hour (1 kn ≈ 1.852 km/h) — not a land mile. Wind speeds in m/s and km/h are also easy to mix up: typhoon reports usually quote m/s.
Frequently asked questions
How many knots are in a mile per hour?
1 mile per hour (mph) is approximately 0.868976 knot (kn).
How do I convert miles per hour to knots?
Multiply the mile per hour value by ≈ 0.868976 to get knot — for example, 2 miles per hour = 1.73795 knot.
How do I convert knots back to miles per hour?
1 knot is approximately 1.15078 mile per hour. Use the swap button or the reverse conversion page linked on this page.