Miles to nautical miles converter
Nautical miles (nmi)
1 mile = 0.8689762419 nautical miles
How to convert miles to nautical miles
nmi = mi × 0.868976241901
Multiply the number of miles by 0.868976241901 to get nautical miles. Going the other way, divide by 0.868976241901 (or multiply by 1.15077944802).
One mile is exactly defined as 0.868976241901 nautical miles (to 12 significant figures), and one nautical mile is 1.15077944802 miles.
Worked examples
- Convert 5 miles: 5 × 0.868976241901 = 4.34488121 4.34488121 nautical miles.
- Convert 12.5 miles: 12.5 × 0.868976241901 = 10.86220302 10.86220302 nautical miles.
- Convert 250 miles: 250 × 0.868976241901 = 217.2440605 217.2440605 nautical miles.
Quick-reference table
| mi | nmi |
|---|---|
| 1 | 0.8689762419 |
| 2 | 1.737952484 |
| 3 | 2.606928726 |
| 5 | 4.34488121 |
| 10 | 8.689762419 |
| 15 | 13.03464363 |
| 20 | 17.37952484 |
| 25 | 21.72440605 |
| 50 | 43.4488121 |
| 75 | 65.17321814 |
| 100 | 86.89762419 |
| 1,000 | 868.9762419 |
| nmi | mi |
|---|---|
| 1 | 1.150779448 |
| 2 | 2.301558896 |
| 3 | 3.452338344 |
| 5 | 5.75389724 |
| 10 | 11.50779448 |
| 15 | 17.26169172 |
| 20 | 23.01558896 |
| 25 | 28.7694862 |
| 50 | 57.5389724 |
| 75 | 86.3084586 |
| 100 | 115.0779448 |
| 1,000 | 1,150.779448 |
Related conversions
Frequently asked questions
How many nautical miles are in 1 mile?
1 mile equals 0.8689762419 nautical miles.
What is the formula to convert miles to nautical miles?
Use nmi = mi × 0.868976241901. Multiply the number of miles by 0.868976241901 to get nautical miles. Going the other way, divide by 0.868976241901 (or multiply by 1.15077944802).
What is 100 miles in nautical miles?
100 miles is 86.89762419 nautical miles.