What does "VFR" stand for in aviation?

"VFR" stands for Visual Flight Rules, which refers to a set of regulations under which a pilot operates an aircraft in weather conditions generally clear enough to allow the pilot to see where the aircraft is going. Under VFR, pilots rely on visual references outside the aircraft, rather than instruments, to navigate.

These rules are crucial because they dictate how and when a pilot can fly by visual reference to the ground and other landmarks, as opposed to relying solely on instruments that are necessary in low visibility conditions. The application of VFR is vital for maintaining safety in operations when visibility is good and allows pilots the flexibility to make decisions based on their direct observation of the environment.

Understanding VFR is essential for pilots, as it directly impacts flight planning, navigation, and adherence to air traffic control procedures. VFR is widely used in general aviation and is a foundational concept in pilot training and operations.