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The Pilots Desk
HK-CADAirspace classes and structure

Airspace

Read the official rule

The page details the management of airspace in the Hong Kong Flight Information Region, emphasizing collaboration among local and mainland Chinese aviation authorities. It outlines the measures being taken to ensure safe and efficient air traffic control as demand grows, particularly in the Pearl River Delta, with plans to harmonize airspace use among several airports. This includes establishing new air routes and optimizing operational procedures to accommodate increasing traffic.

Key points

  • Hong Kong's air traffic management involves cooperation with mainland Chinese authorities.
  • The region's airspace covers 276,000 square kilometers over the South China Sea.
  • A Tripartite Working Group was established to enhance airspace and traffic management efficiency.
  • Measures include creating new air routes and adjusting the airspace structure to manage increasing flight volumes effectively.
  • Safety regulations set by the ICAO are strictly followed in airspace management.

*Plain-English summary of Civil Aviation Department (Hong Kong) guidance — always consult the official source (linked above) for current, authoritative requirements.*

This is an original plain-English explanation for training and reference, not legal advice and not for navigation. Always rely on the current official rule linked above. Last reviewed June 16, 2026.