Pierre Regional Airport is served by Great Lakes Aviation (code share partners with United and Frontier and an interline agreement with Delta Airlines). Great Lakes operates 19-seat Beech 1900 turboprop aircraft and 30 seat Embraer EMB 120 Brazilia turboprop's. As the only airport in Central South Dakota that provides scheduled air carrier service, PIR plays an important role as a convenient airport for the residents and businesses of this area.