Nautical Miles to Miles Converter
Enter the length in nautical miles below to convert it to miles.
Convert Nautical Miles to Miles
Enter a value in nautical miles (nmi) to convert to miles (mi).
Nautical Miles to Miles Conversion Chart (1–40 Continuous)
Continuous 1 to 40 nautical miles lookup table with exact decimals and reduced nearest 1/64 fractions. Highlighted rows mark common shop and ruler values.
| Nautical Miles (nmi) | Decimal (mi) | Fraction — Nearest 1/64 (Reduced) | Nearest 1/16 (Tape) |
|---|---|---|---|
1 nmi★ Common | 1.150779 mi | 1 5/32 mi | 1 1/8 mi |
2 nmi★ Common | 2.301559 mi | 2 19/64 mi | 2 5/16 mi |
3 nmi★ Common | 3.452338 mi | 3 29/64 mi | 3 7/16 mi |
4 nmi | 4.603118 mi | 4 39/64 mi | 4 5/8 mi |
5 nmi★ Common | 5.753897 mi | 5 3/4 mi | 5 3/4 mi |
6 nmi★ Common | 6.904677 mi | 6 29/32 mi | 6 7/8 mi |
7 nmi | 8.055456 mi | 8 1/16 mi | 8 1/16 mi |
8 nmi★ Common | 9.206236 mi | 9 13/64 mi | 9 3/16 mi |
9 nmi | 10.357015 mi | 10 23/64 mi | 10 3/8 mi |
10 nmi★ Common | 11.507794 mi | 11 1/2 mi | 11 1/2 mi |
11 nmi | 12.658574 mi | 12 21/32 mi | 12 11/16 mi |
12 nmi★ Common | 13.809353 mi | 13 13/16 mi | 13 13/16 mi |
How to Convert Nautical Miles to Miles
To convert nautical miles to miles, multiply the length by the following conversion ratio: 1.1507794 miles/nautical mile.
Since one nautical mile is equal to 1.1507794 miles, you can use this simple formula to convert:
The length in miles is equal to the length in nautical miles multiplied by 1.1507794.
For example, here's how to convert 100 nautical miles to miles using the formula above.
How Many Miles Are in a Nautical Mile?
There are 1.1507794 miles in a nautical mile, which is why we use this value in the formula above.
Our nautical mile fraction and decimal calculator can convert nautical miles and miles, and it automatically converts the results to US customary, imperial, and SI metric values.
Nautical Miles and miles are both units used to measure length. Keep reading to learn more about each unit.
What Is a Nautical Mile?
A nautical mile is a unit of length equal to 1,852 meters (m), the base unit for length. Maritime and aviation unit defined as exactly 1,852 meters. [1]
The nautical mile is classified as a standard unit of length. Nautical Miles can be abbreviated as nmi; for example, 1 nautical mile can be written as 1 nmi.
When working with nautical miles (nmi) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, nautical miles (nmi) are widely used across large-scale industrial, bulk, and macro-level length specifications within international standard workflows, engineering documentation, and technical data sheets.
What Is a Mile?
A mile is a unit of length equal to 1,609.344 meters (m), the base unit for length. Statute mile equal to 5,280 feet or 1,760 yards (1.609344 km). [2]
The mile is classified as a US customary and imperial unit of length. Miles can be abbreviated as mi; for example, 1 mile can be written as 1 mi.
One statute mile is defined as 5,280 feet or 1,760 yards, which equals exactly 1,609.344 meters (1.609344 kilometers).
In practice, miles (mi) are widely used across large-scale industrial, bulk, and macro-level length specifications within US customary and imperial workflows, engineering documentation, and technical data sheets.
When converting length between nautical miles (nmi) and miles (mi), keep full floating-point precision (1 nmi = 1.1507794 mi; 1 mi = 0.8689762 nmi) during intermediate calculations and round only the final mile figure to match your instrument tolerance.
More Nautical Mile & Mile Conversions
Need to calculate in the opposite direction? Use our miles to nautical miles converter (mi to nmi) to switch your starting unit immediately. You can also explore related tools such as converting kilometers to miles, converting feet to miles, or converting nautical miles to kilometers.
Convert from Nautical Miles
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Length Metrology Standard — Nautical Miles (nmi) to Miles (mi)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Nautical Mile (nmi) & Mile (Statute) (mi)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (nmi to mi)