Washington D.C. IATA and ICAO Airport Codes
Washington D.C. has two major airports. Airport codes are, DCA (Ronald Reagan Washington National Airport) and IAD (Washington Dulles International Airport).
Ronald Reagan Washington National Airport

- Washington D.C., United States
- IATA airport code DCA
- ICAO airport code KDCA
- Ronald Reagan Washington National Airport (DCA)
Washington Dulles International Airport

- Washington D.C., United States
- IATA airport code IAD
- ICAO airport code KIAD
- Washington Dulles International Airport (IAD)