The 6 Types of Altitude in Aviation (Airplane Pilots)
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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