Chek Lap Kok
After the last plane, a Cathay Pacific A340-300, took off from Kai Tak International Airport to the new Hong Kong International Airport at 01:28 HKT, Kai Tak was closed, transferring its ICAO and IATA airport codes to the replacement airport at Chek Lap Kok. For users of Flight Simulation Software, virtual ICAO code VHHX or VHXX are used to represent Kai Tak when Kai Tak and Chek Lap Kok coexist.