San Antonio International Airport (IATA: SAT, ICAO: KSAT) is a commercial airport in San Antonio, Texas.

In 2008, San Antonio International Airport handled 8,358,515 passengers, up 3.5 percent from the 2007 total, making this SAT's fourth consecutive record breaking year.

San Antonio International is currently undergoing a major, multi-million dollar expansion project which will add new terminals and parking facilities. The ultimate master plan for the project will increase gate capacity to 35. In addition, construction projects involving Interstate 410 and U.S. Highway 281 will improve access to the airport. (The airport sits near the northeast corner of the I-410/US 281 intersection.).