Mile per hour to Nautical mile per hour Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert miles per hour [mi/h] to nautical miles per hour [NM/h] or nautical miles per hour [NM/h] to miles per hour [mi/h]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 mile per hour [mi/h] ≈ 0.869 nautical miles per hour [NM/h]1 nautical mile per hour [NM/h] ≈ 1.1508 miles per hour [mi/h]

Convert miles per hour to nautical miles per hour

There are two simple ways to convert miles per hour [mi/h] to nautical miles per hour [NM/h]. In the first calculation method, the value in miles per hour [mi/h] is divided by the rounded conversion factor of 1.1508. The second method multiplies the value in miles per hour [mi/h] by the rounded conversion factor of 0.869.

  • Nautical miles per hour [NM/h] ≈ miles per hour [mi/h] ÷ 1.1508
  • Nautical miles per hour [NM/h] ≈ miles per hour [mi/h] * 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 per hour [mi/h] to nautical miles per hour [NM/h] can be achieved using the following calculation method.

  • Nautical miles per hour [NM/h] = miles per hour [mi/h] ÷ 1,852 * 1,609.344

Convert nautical miles per hour to miles per hour

Converting nautical miles per hour [NM/h] to miles per hour [mi/h] is easy and can be done in two ways. The first method involves multiplication, in which the value in nautical miles per hour [NM/h] is multiplied by the rounded conversion factor of 1.1508. The second variant is a division. Here, the value in nautical miles per hour [NM/h] is divided by the rounded conversion factor of 0.869.

  • Miles per hour [mi/h] ≈ nautical miles per hour [NM/h] * 1.1508
  • Miles per hour [mi/h] ≈ nautical miles per hour [NM/h] ÷ 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 per hour [NM/h] to miles per hour [mi/h] can be achieved using the following calculation method.

  • Miles per hour [mi/h] = nautical miles per hour [NM/h] * 1,852 ÷ 1,609.344

Converter

Decimal places

How it's calculated

Factor: 
≈ 1.151
Nautical miles per hour = Miles per hour ÷ 1,852 * 1,609.344
Miles per hour = Nautical miles per hour * 1,852 ÷ 1,609.344

To all available units

Miles per hour

Nautical miles per minute

Miles per hour

Nautical miles per second

Miles per hour

Speed of light

Miles per hour

Speed of sound

Miles per hour

Yards per hour