Smith Field (IATA: SLG, ICAO: KSLG, FAA LID: SLG) is a city-owned, public-use airport located three nautical miles (6 km) northeast of the central business district of Siloam Springs, a city in Benton County, Arkansas, United States.

[2] Smith Field covers an area of 270 acres (110 ha) at an elevation of 1,191 feet (363 m) above mean sea level.

It has one runway designated 18/36 with an asphalt surface measuring 4,997 by 75 feet (1,523 x 23 m).

[1] For the 12-month period ending February 28, 2021, the airport had 24,050 aircraft operations, an average of 66 per day: 99.8% general aviation and 0.2% military.

At that time there were 18 aircraft based at this airport: 83% single-engine, 11% multi-engine, and 6% jet.