Sierra Blanca Regional Airport (IATA: RUI, ICAO: KSRR, FAA LID: SRR) is a public use airport located on the Fort Stanton mesa 15 nautical miles (28 km) northeast of the central business district of Ruidoso, a village in Lincoln County, New Mexico, United States.

[2] Sierra Blanca Regional Airport covers an area of 1,665 acres (674 ha) at an elevation of 6,814 feet (2,077 m) above mean sea level.

[1] For the 12-month period ending December 8, 2022, the airport had 14,278 aircraft operations, an average of 39 per day: 68% general aviation, 24% military, 7% air taxi, and <1% commercial.

These carriers used such commuter aircraft as the Piper Navajo, Cessna 208 Caravan, Beechcraft 1300, and the Swearingen Metroliner.

Lone Star Airlines briefly operated a 32-seat Dornier 328 propjet in 1995 with a flight to DFW that stopped in Roswell.