Dallas/Fort Worth Airport is DFW and Cape Town Intl Airport is CPT. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Houston Hobby Airport (HOU), Austin Bergstrom Airport (AUS), Houston George Bush Intcntl Airport (IAH), San Antonio Airport (SAT), El Paso Airport (ELP) are other airports near this flight route and their unique identifiers/IATA codes.