RU

Aviation abbreviation

out of controlled airspace

OCAS

ABBR · Radio communications and ATC

At a glance

Meaning of out of controlled airspace

OCAS stands for out of controlled airspace in FAA terminology.

More about out of controlled airspace

This abbreviation is used in radio communications and air traffic control. The English reference lists out of controlled airspace with the abbreviation OCAS.

FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.