| name | Hub | image | date Ceased operations | date Commenced operations | IATA Code | ICAO Code | city Headquarters | administrative division Headquarters | country Headquarters | continent Headquarters | Country | continent | Parent | number of aircrafts | number of destinations | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air Choice One | St. Louis Lambert International Airport | 2010 | 3E | WBR | Concord, Missouri | Missouri | United States | Americas | United States | Americas | Air Choice One | 8 | 8 | Website | ||
| GoJet Airlines | St. Louis Lambert International Airport |  | 2004 | G7 | GJS | Bridgeton, Missouri | Missouri | United States | Americas | United States | Americas | 54 | 57 | Website | ||
| Trans States Airlines | St. Louis Lambert International Airport |  | 1982 | AX | LOF | Bridgeton, Missouri | Missouri | United States | Americas | United States | Americas | 55 | 39 | Website | ||
| RegionsAir | St. Louis Lambert International Airport | 25/05/2007 | 16/12/1996 | 3C | CEA | Smyrna, Tennessee | Tennessee | United States | Americas | United States | Americas | RegionsAir | Website |