Absolute Altitude Airplanes Density Altitude 
Thrust Flight
DECEMBER 4, 2024
In this article I’m going to teach you how to calculate density altitude. The earthbound among us have a very black-and-white view of altitude. It’s just how high the airplane is flying, right? There’s true altitude, indicated altitude, and absolute altitude!
Pilot Institute
FEBRUARY 1, 2025
Key Takeaways Pilots use six altitude types: Indicated, True, Absolute, Pressure, Density, and Flight Levels. Indicated altitude shows the altimeter reading, while true altitude refers to height above MSL. Absolute altitude measures height above ground, which is critical during approaches and landings.
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