Air Traffic Control Airspace Classes Clearance 
Pilot Institute
JUNE 27, 2025
The FAA defines controlled airspace as “a generic term that covers the different classifications of airspace (Class A, Class B, Class C, Class D, and Class E airspace) and defined dimensions within which air traffic control service is provided to IFR and VFR flights.”
Pilot Institute
OCTOBER 2, 2024
Class E airspace covers more of the skies than you might think. It’s nicknamed “Class Everywhere,” but it often goes unnoticed. You don’t need to check in with air traffic control (ATC) when flying VFR in Class E. It helps separate traffic at different altitudes.
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Pilot Institute
MAY 7, 2025
Key Takeaways Weather minimums vary by airspace class, altitude, and time of day. 152 is a helpful shortcut for remembering VFR cloud clearance rules. Class E above 10,000 ft and Class G below 1,200 ft have special rules. The 152 part relates to the vertical and horizontal clearance for the cloud.
Pilot Institute
SEPTEMBER 26, 2024
Before entering Class C airspace, pilots must receive clearance from Air Traffic Control (ATC). ATC offers IFR and VFR aircraft separation services in Class C. Only enter Class C after receiving authorization from ATC. If unsure, ask ATC for clarification or vectors around the airspace.
Pilot Institute
DECEMBER 19, 2024
Flying at non-towered airports can feel like stepping into a space where youre both the pilot and air traffic controller. youll need to master the basics of situational awareness, traffic patterns, and CTAF communication can make non-towered operations not only manageable but smooth and predictable.
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