Convert miles to nautical miles
1 mi = 0.868976241901 nmi — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.868 976 241 901nmi
As a fraction: 50292/57875
1 mi = 0.868976241901 nmi
How to convert miles to nautical miles
Multiply the number of miles by 0.868976241901 to get nautical miles.
Mile: The statute mile: 5280 international feet, exactly 1609.344 m.
Nautical mile: Exactly 1852 m by international agreement — roughly one minute of latitude.
Mile to Nautical mile conversion table
| Miles (mi) | Nautical miles (nmi) |
|---|---|
| 1 mi | 0.868 976 24 |
| 2 mi | 1.737 952 5 |
| 3 mi | 2.606 928 7 |
| 5 mi | 4.344 881 2 |
| 10 mi | 8.689 762 4 |
| 20 mi | 17.379 525 |
| 25 mi | 21.724 406 |
| 50 mi | 43.448 812 |
| 100 mi | 86.897 624 |
| 250 mi | 217.244 06 |
| 500 mi | 434.488 12 |
| 1000 mi | 868.976 24 |
Nautical mile to Mile conversion table
| Nautical miles (nmi) | Miles (mi) |
|---|---|
| 1 nmi | 1.150 779 4 |
| 2 nmi | 2.301 558 9 |
| 3 nmi | 3.452 338 3 |
| 5 nmi | 5.753 897 2 |
| 10 nmi | 11.507 794 |
| 20 nmi | 23.015 589 |
| 25 nmi | 28.769 486 |
| 50 nmi | 57.538 972 |
| 100 nmi | 115.077 94 |
| 250 nmi | 287.694 86 |
| 500 nmi | 575.389 72 |
| 1000 nmi | 1150.7794 |
Frequently asked
How many nautical miles are in a mile?
One mile equals 0.8689762419 nautical miles (mi → nmi). That figure is exact, not rounded.
How do you convert miles to nautical miles?
Multiply the number of miles by 0.868976241901 to get nautical miles.
What is 1 nmi in miles?
One nautical mile is 1.150779448 miles.
What is 10 mi in nmi?
10 mi = 8.689 762 4 nmi.
What exactly is a mile?
The statute mile: 5280 international feet, exactly 1609.344 m.
What exactly is a nautical mile?
Exactly 1852 m by international agreement — roughly one minute of latitude.