IATA · ICAO
Raleigh-Durham International Airport
· filed 2026-07-18 · click a code to copy
Raleigh-Durham International Airport carries the IATA code RDU — the three letters printed on boarding passes and baggage tags — and the ICAO code KRDU, used in flight plans and by air traffic control. It serves Raleigh/Durham, United States.
IATA codes are assigned by the International Air Transport Association for passenger-facing use; the four-letter ICAO code encodes region and country and belongs to the operational side of aviation.