Nautical Miles to Miles Converter
Convert nautical miles to miles instantly. One nautical mile equals exactly 1.150779 miles. Type in either box to convert both ways, then use the chart, worked examples and everyday sizes below.
How to convert nautical miles to miles
Worked example: convert 35 nautical miles to miles. Using miles ← nautical miles × 1.150779448, we get 35 × 1.150779448 = 40.277281 mi. To check the result, convert back: 40.277281 mi ÷ 1.150779448 = 35 nmi.
Nautical miles to miles chart
| Nautical miles (nmi) | Miles (mi) |
|---|---|
| 1 nmi | 1.150779 mi |
| 2 nmi | 2.301559 mi |
| 3 nmi | 3.452338 mi |
| 4 nmi | 4.603118 mi |
| 5 nmi | 5.753897 mi |
| 6 nmi | 6.904677 mi |
| 8 nmi | 9.206236 mi |
| 10 nmi | 11.50779 mi |
| 12 nmi | 13.80935 mi |
| 15 nmi | 17.26169 mi |
| 20 nmi | 23.01559 mi |
| 25 nmi | 28.76949 mi |
| 30 nmi | 34.52338 mi |
| 40 nmi | 46.03118 mi |
| 50 nmi | 57.53897 mi |
| 75 nmi | 86.30846 mi |
| 100 nmi | 115.0779 mi |
| 150 nmi | 172.6169 mi |
| 200 nmi | 230.1559 mi |
| 250 nmi | 287.6949 mi |
| 500 nmi | 575.3897 mi |
| 1,000 nmi | 1,150.779 mi |
Miles to nautical miles (reverse)
| Miles (mi) | Nautical miles (nmi) |
|---|---|
| 1 mi | 0.8689762 nmi |
| 2 mi | 1.737952 nmi |
| 5 mi | 4.344881 nmi |
| 10 mi | 8.689762 nmi |
| 20 mi | 17.37952 nmi |
| 50 mi | 43.44881 nmi |
| 100 mi | 86.89762 nmi |
| 250 mi | 217.2441 nmi |
| 500 mi | 434.4881 nmi |
| 1,000 mi | 868.9762 nmi |
About the nautical mile and the mile
The nautical mile is roughly one minute of latitude. Ships and aircraft use it for navigation, and one nautical mile per hour is one knot.
The statute mile equals 5,280 feet. It is the official road-distance unit in the United States and United Kingdom, where speed limits are posted in miles per hour, and it is also used in running and aviation contexts.
One nautical mile equals 1.150779 miles, which makes the nautical mile the longer unit of the two.
Everyday sizes in nautical miles and miles
| Everyday example (approximate) | In nautical miles | In miles |
|---|---|---|
| The Eiffel Tower to its tip | 0.17819 nmi | 0.20505 mi |
| The Burj Khalifa | 0.44708 nmi | 0.5145 mi |
| Mount Everest's height | 4.778 nmi | 5.4984 mi |
| A 10K road race | 5.3996 nmi | 6.2137 mi |
| Cruising altitude of an airliner | 5.7603 nmi | 6.6288 mi |
| A marathon | 22.783 nmi | 26.219 mi |
Nautical miles to miles FAQ
How many miles are in one nautical mile?
One nautical mile equals exactly 1.150779448 miles. In the other direction, one mile equals 0.86897624 nautical miles.
How do I convert nautical miles to miles without a calculator?
convert 35 nautical miles to miles. Using miles ← nautical miles × 1.150779448, we get 35 × 1.150779448 = 40.277281 mi. To check the result, convert back: 40.277281 mi ÷ 1.150779448 = 35 nmi. For a quick estimate, round the factor to 1.2. Then 35 nmi is about 42 mi, compared with the exact 40.2773 mi (an error of 4.3%). That is close enough for planning, but use the calculator above when the number matters.
What is cruising altitude of an airliner in miles?
Cruising altitude of an airliner is about 5.7603 nautical miles, which is 6.6288 miles. Treat that as an approximate everyday figure rather than an official measurement.
Are the nautical miles and miles the same in every country?
The nautical mile is exactly 1,852 m by international agreement. The statute mile is exactly 1,609.344 m. Do not confuse it with the nautical mile of 1,852 m.