Length
Miles to Nautical Miles
Convert miles to nautical miles instantly.
About this conversion
Miles (mi) are the primary road distance unit in the US and UK. One mile equals 1,609 meters. Nautical miles (nmi) are used in maritime and air navigation. One nautical mile equals 1,852 meters. Use the converter above to quickly go from miles to nautical miles.
How to use
Enter a value in the miles field and instantly see the result in nautical miles. Click the swap button to reverse the conversion.
Manual calculation
1 miles = 0.86898 nautical miles. Example: 10 mi = 8.6898 nmi.
Frequently asked questions
How many nautical miles are in 1 miles?
1 Miles equals 0.86898 nautical miles.
When do you use nautical miles?
Nautical miles (nmi) are used in maritime and air navigation. One nautical mile equals 1,852 meters.