Definition of Flight Visibility

Verified from official sources
14 CFR § 107.51Version 1Effective -Verified 22 August 2026

In plain language

Flight visibility is measured as the average slant distance from your control station where you can see and identify unlighted objects during the day, or lighted objects at night.

Requirement as structured

Defines flight visibility as the average slant distance from the control station at which prominent objects can be identified.

Original regulatory text

For purposes of this section, flight visibility means the average slant distance from the control station at which prominent unlighted objects may be seen and identified by day and prominent lighted objects may be seen and identified by night.

Applies when

country
US
regulation
14 CFR Part 107
regulatory category
General