Mile to Nautical mile Converter (and vice versa)
Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026
This converter allows you to convert miles [mi] to nautical miles [NM] or nautical miles [NM] to miles [mi]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.
Convert miles to nautical miles
There are two simple ways to convert miles [mi] to nautical miles [NM]. In the first calculation method, the value in miles [mi] is divided by the rounded conversion factor of 1.1508. The second method multiplies the value in miles [mi] by the rounded conversion factor of 0.869.
- Nautical miles [NM] ≈ miles [mi] ÷ 1.1508
- Nautical miles [NM] ≈ miles [mi] * 0.869
However, rounded conversion values are only suitable for rough conversions, as rounding errors can occur in the calculation result. The most accurate conversion of miles [mi] to nautical miles [NM] can be achieved using the following calculation method.
- Nautical miles [NM] = miles [mi] ÷ 1,852 * 1,609.344
Convert nautical miles to miles
Converting nautical miles [NM] to miles [mi] is easy and can be done in two ways. The first method involves multiplication, in which the value in nautical miles [NM] is multiplied by the rounded conversion factor of 1.1508. The second variant is a division. Here, the value in nautical miles [NM] is divided by the rounded conversion factor of 0.869.
- Miles [mi] ≈ nautical miles [NM] * 1.1508
- Miles [mi] ≈ nautical miles [NM] ÷ 0.869
However, rounded conversion values do not allow for exact calculations because rounding errors can occur in the calculation result. The most accurate conversion of nautical miles [NM] to miles [mi] can be achieved using the following calculation method.
- Miles [mi] = nautical miles [NM] * 1,852 ÷ 1,609.344
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