Millimeters to Nautical Miles Converter
Convert millimeters (mm) to nautical miles (nmi)
Result
5.399568 × 10⁻⁷ nmi
Nautical Miles
1 mm = 5.399568 × 10⁻⁷ nmi
1 mm in other units
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How to convert millimeters to nautical miles
There are 18,52,000 millimeters in one nautical mile, so divide the number of millimeters by 18,52,000.
nmi = mm ÷ 18,52,000
1 mm = 5.399568 × 10⁻⁷ nmi · 1 nmi = 18,52,000 mm
Worked example
To convert 5 millimeters to nautical miles: 5 mm ÷ 18,52,000 = 0.000002699784 nmi.
About millimeters (mm)
A millimeter is one thousandth of a metre. Rain, screen sizes and engineering drawings are often measured in millimetres.
About nautical miles (nmi)
A nautical mile is exactly 1,852 m, about one minute of latitude. It is used at sea and in aviation.
More conversions
Millimeters to other units
Other units to Nautical Miles
Frequently asked questions
How many nautical miles are in one millimeter?
One millimeter equals 5.399568 × 10⁻⁷ nautical miles.
How many millimeters are in one nautical mile?
One nautical mile equals 18,52,000 millimeters.
How do I convert millimeters to nautical miles?
Use the formula nmi = mm ÷ 18,52,000. For example, 5 mm ÷ 18,52,000 = 0.000002699784 nmi.