VFR: Visibility requirements.

CFR · 2024-01-01 · US · Title 14

(a) No person may operate an airplane under VFR in uncontrolled airspace when the ceiling is less than 1,000 feet unless flight visibility is at least 2 miles. (b) No person may operate a helicopter under VFR in Class G airspace at an altitude of 1,200 feet or less above the surface or within the lateral boundaries of the surface areas of Class B, Class C, Class D, or Class E airspace designated for an airport unless the visibility is at least— (1) During the day— (2) At night—1 mile.

official document · source cfr-2024 · id 14:§ 135.205