Santa Barbara Municipal Airport (IATA: SBA, ICAO: KSBA, FAA LID: SBA) is 7 miles (6 nmi; 11 km) west of downtown Santa Barbara, California, United States. The airfield covers 948 acres (384 ha) of land and has three runways.

It is near the University of California, Santa Barbara, and the city of Goleta. The airport was annexed to the city of Santa Barbara by a 7-mile-long (11 km), 300-foot-wide (91 m) corridor, mostly under the Pacific Ocean (a shoestring annexation). Most of the airport is 10 to 15 feet (3.0 to 4.6 m) above sea level and borders a wetland area, the Goleta Slough.

In 2019, the airport was categorized as a small hub primary airport by the Federal Aviation Administration (FAA), with 510,141 enplanements. As of May 2021, the airport is served by Alaska Airlines, American Airlines, Southwest Airlines and United Airlines.