What is the minimum visibility required for VFR flight in class D airspace?

In Class D airspace, the minimum visibility requirement for Visual Flight Rules (VFR) flight is indeed 3 statute miles. This requirement is designed to ensure pilots have enough visual reference to navigate and avoid obstacles and other aircraft safely.

When flying in this airspace, which typically surrounds airports with a control tower, pilots need adequate visibility to maintain situational awareness and effectively communicate with air traffic control. The 3 statute miles of visibility helps to ensure safe operation, especially in areas where air traffic may be more concentrated due to the proximity of an airport.

In contrast, other visibility requirements for different classes of airspace can vary significantly. For example, in Class B airspace, visibility requirements are greater to accommodate the higher density of traffic, while Class C and Class E airspace may have different minimums. This illustrates not only the importance of maintaining visibility while flying but also the various regulations designed to enhance safety in different airspace environments.