This converter turns nautical miles into miles instantly, using the exact factor 1 nautical mile = 1.150779448 miles. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
Exactly 1,852 metres — one minute of latitude, the basis of marine and air navigation. The statute mile: 5,280 feet, used for road distance in the US, UK and a handful of others.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
nautical miles- The amount you are converting, measured in nautical miles
1.150779448- The exact number of miles in one nautical mile
miles- The converted result
How it works, step by step
- Enter the number of nautical miles you want to convert.
- The value is multiplied by 1.150779448, the exact conversion factor.
- The result is displayed in miles, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 nautical miles
Multiply 5 by 1.1507794. That gives 5.7539 miles. A quick sanity check: one nautical mile is larger than one mile, so the number should get bigger — and it does.
Converting 72 nautical miles
72 × 1.1507794 = 82.8561 miles. Working backwards, 82.8561 ÷ 1.1507794 returns 72 nautical miles, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many miles are in one nautical mile?
Exactly 1.150779448. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert nautical miles to miles?
Miles = nautical miles × 1.150779448. To reverse it, divide instead: nautical miles = miles ÷ 1.150779448, which is the same as multiplying by 0.8689762419.
Is the nautical mile bigger than the mile?
Yes. One nautical mile equals 1.15078 miles, so it is the larger unit.
Why does my answer differ slightly from other nautical-miles to miles converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a nautical mile?
Exactly 1,852 metres — one minute of latitude, the basis of marine and air navigation.
What is a mile?
The statute mile: 5,280 feet, used for road distance in the US, UK and a handful of others.
Nautical Miles to miles reference table
| Nautical Miles | Miles |
|---|---|
| 0.5 nmi | 0.57539 mi |
| 1 nmi | 1.1508 mi |
| 2 nmi | 2.3016 mi |
| 3 nmi | 3.4523 mi |
| 5 nmi | 5.7539 mi |
| 10 nmi | 11.5078 mi |
| 15 nmi | 17.2617 mi |
| 20 nmi | 23.0156 mi |
| 25 nmi | 28.7695 mi |
| 50 nmi | 57.539 mi |
| 75 nmi | 86.3085 mi |
| 100 nmi | 115.0779 mi |
| 250 nmi | 287.6949 mi |
| 500 nmi | 575.3897 mi |
| 1000 nmi | 1,150.78 mi |
Exact factor: 1 nautical mile = 1.150779448 miles. Values rounded for display.