mph to knots converter
1 miles per hour equals 0.86897624 knots. Conversions use kn = mph × 0.868976
mph → 0.86897624 kn
kn = mph × 0.868976
Converter
Worked examples
- 1 mph = 0.86897624 kn
- 2 mph = 1.737952 kn
- 5 mph = 4.344881 kn
- 10 mph = 8.689762 kn
- 100 mph = 86.897624 kn
miles per hour to knots conversion table
| mph | kn | Arithmetic |
|---|---|---|
| 1 mph | 0.86897624 kn | × 0.868976 |
| 2 mph | 1.737952 kn | × 0.868976 |
| 3 mph | 2.606929 kn | × 0.868976 |
| 4 mph | 3.475905 kn | × 0.868976 |
| 5 mph | 4.344881 kn | × 0.868976 |
| 6 mph | 5.213857 kn | × 0.868976 |
| 8 mph | 6.95181 kn | × 0.868976 |
| 10 mph | 8.689762 kn | × 0.868976 |
| 12 mph | 10.427715 kn | × 0.868976 |
| 15 mph | 13.034644 kn | × 0.868976 |
| 20 mph | 17.379525 kn | × 0.868976 |
| 25 mph | 21.724406 kn | × 0.868976 |
| 30 mph | 26.069287 kn | × 0.868976 |
| 40 mph | 34.75905 kn | × 0.868976 |
| 50 mph | 43.448812 kn | × 0.868976 |
| 60 mph | 52.138575 kn | × 0.868976 |
| 70 mph | 60.828337 kn | × 0.868976 |
| 80 mph | 69.518099 kn | × 0.868976 |
| 90 mph | 78.207862 kn | × 0.868976 |
| 100 mph | 86.897624 kn | × 0.868976 |
How to convert mph to kn
- Take your value in miles per hour.
- Multiply by 0.868976
- That is your answer in knots — no rounding needed until you choose a display precision.
Related conversions
kn to mphkm/h to knmph to km/hmph to m/smph to ft/sm/s to knkn to km/hkn to m/skn to ft/sall speed units
Questions
How many knots in 1 miles per hour?
Exactly 0.86897624 kn. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert mph to kn?
Multiply the miles per hour figure by 0.868976 — or use the converter above, which updates as you type.
Is mph to kn the same as kn to mph?
No — they are inverses. One mph is 0.86897624 kn, while one kn is 1.150779 mph.
What is 1 mph in kn?
1 mph = 0.86897624 kn (see the value page for the full arithmetic).