How to convert miles to nautical miles
1 mile is equal to 0.8689762419 nautical miles, and 1 nautical mile (international) is equal to 1.150779448 miles. To convert, multiply by the conversion factor:
nautical miles = miles × 0.8689762419
nautical miles = miles ÷ 1.150779448Example: convert 15 mi to NM: 15 × 0.8689762419 = 13.03464363 NM.
Mile to Nautical Mile (international) conversion table
| Mile (mi) | Nautical Mile (international) (NM) |
|---|---|
| 0.01 mi | 0.008689762419 NM |
| 0.1 mi | 0.08689762419 NM |
| 1 mi | 0.8689762419 NM |
| 2 mi | 1.737952484 NM |
| 3 mi | 2.606928726 NM |
| 5 mi | 4.34488121 NM |
| 10 mi | 8.689762419 NM |
| 20 mi | 17.37952484 NM |
| 50 mi | 43.4488121 NM |
| 100 mi | 86.89762419 NM |
| 250 mi | 217.2440605 NM |
| 500 mi | 434.488121 NM |
| 1,000 mi | 868.9762419 NM |
About the mile
The international mile is exactly 1,609.344 m, or 5,280 feet. It's used for road distances and speed limits in the US and UK.
Symbol: mi · 1 mi = 1,609.344 m · Category: Imperial & US customary
About the nautical mile (international)
The international nautical mile is exactly 1,852 m, close to one minute of latitude. It's used in aviation, shipping and for territorial waters, and one knot is one nautical mile per hour.
Symbol: NM · 1 NM = 1,852 m · Category: Nautical