- Secunda Airport (IATA: ZEC, ICAO: FASD) is a regional airport located in Secunda, Mpumalanga, South Africa. It is primarily used for general aviation and serves as a gateway to the Secunda Industrial Complex, a major industrial hub in the area. The airport has a single asphalt runway and is operated by the Sasol Group. It provides limited commercial passenger services, primarily connecting Secunda to other regional airports in South Africa.