Callsign CPA is Cathay Pacific
WHAT AIRLINE IS CPA?
CPA is the ICAO three-letter callsign prefix for Cathay Pacific. When a radio scanner, flight tracker or radar scope shows a flight like CPA123 or CPA45XY overhead, that's a Cathay Pacific aircraft talking to air traffic control.
Spot one yourself: open the live scope, enter your postcode, and tap any blip whose callsign starts with CPA for its type, registration, route and photo.