[4] Great Lakes Airlines was the only other carrier at Sheridan, but it abruptly ceased all flights on March 31, 2015.

[5] Federal Aviation Administration records say the airport had 17,710 passenger boardings (enplanements) in calendar year 2008,[6] 14,181 in 2009 and 14,146 in 2010.

[1] In 2018 the airport had 28,656 aircraft operations, average 79 per day: 95% general aviation, 5% air taxi, and <1% military.

[1] Bighorn Airways offers airplane and helicopter charter service and an aircraft repair and installation center.

[15] Commuter and regional airlines served Sheridan after Western, with flights primarily to Denver, many via Gillette, Wyoming.