Aviation Unit Conversion Calculator

Quick conversions pilots and buyers use every day — speed, distance, weight, fuel, altitude and temperature.

Aviation Conversions Calculator

Quick conversions for common aviation units.

Speed Conversion

Distance Conversion

Weight Conversion

Fuel Weight Conversion

Altitude Conversion

Temperature Conversion

How the calculation works

Conversions use standard factors (1 NM = 1,852 m; 1 lb = 0.45359 kg; °F = °C × 9/5 + 32). Fuel weight uses standard planning densities, which vary with temperature.

Frequently asked questions

How many miles per hour is a knot?

One knot is one nautical mile per hour, about 1.151 statute miles per hour or 1.852 km/h.

How far is a nautical mile?

A nautical mile is 1,852 meters — about 1.151 statute miles or 6,076 feet.

How do I convert pounds to kilograms?

Multiply pounds by 0.4536 to get kilograms, or divide kilograms by 0.4536 to get pounds.

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