| - Mount Vernon, IL - Mount Vernon Outland Airport
FAA / IATA Airport Code: MVN Mount Vernon, IL
- Salem-Leckrone Airport
FAA / IATA Airport Code: SLO Salem, IL
- Centralia Municipal Airport
FAA / IATA Airport Code: ENL Centralia, IL
- Lawrenceville-Vincennes International Airport
FAA / IATA Airport Code: LWV Lawrenceville, IL
- Evansville Regional Airport
FAA / IATA Airport Code: EVV Evansville, IN
- Marion, IL
FAA / IATA Airport Code: MWA Marion, IL
- Carbondale, IL - Southern Illinois Airport
FAA / IATA Airport Code: MDH Carbondale, IL
- Coles County Memorial Airport
FAA / IATA Airport Code: MTO Mattoon-Charleston, IL
- Owensboro, KY
FAA / IATA Airport Code: OWB Owensboro, KY
- Paducah, KY
FAA / IATA Airport Code: PAH Paducah, KY
- Terre Haute, IN - Hulman Field
FAA / IATA Airport Code: HUF Terre Haute, IN
- French Lick Municipal Airport
FAA / IATA Airport Code: FRH French Lick, IN
- St. Louis Regional Airport
FAA / IATA Airport Code: ALN Alton IL-St. Louis, IL
- St. Louis Downtown Airport
FAA / IATA Airport Code: CPS Cahokia IL-St. Louis, IL
- Cairo Regional Airport
FAA / IATA Airport Code: CIR Cairo, IL
- Municipal Airport
FAA / IATA Airport Code: CGI Cape Girardeau, MO
- Decatur Municiple Airport
FAA / IATA Airport Code: DEC Decatur, IL
- Monroe County Airport
FAA / IATA Airport Code: BMG Bloomington, IN
- St Louis, MO - Lambert-St Louis Internatl
FAA / IATA Airport Code: STL St Louis, MO
- Univ Of Illinois-Willard Airport
FAA / IATA Airport Code: CMI Champaign, IL
- Kyle-Oakley Field
FAA / IATA Airport Code: CEY Murray, KY
- Farmington Regional Airport
FAA / IATA Airport Code: FAM Farmington, MO
- Sikeston Memorial Municipal Airport
FAA / IATA Airport Code: SIK Sikeston, MO
- Springfield, IL - Capital Airport
FAA / IATA Airport Code: SPI Springfield, IL
- Spirit of St. Louis Airport
FAA / IATA Airport Code: SUS St. Louis, MO
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