Commercial Aviation History
| Airline Name | Years Operated | Cities Served | Type(s) of Aircraft | # of Seats | Engine Type | |
 |
Chicago and Southern | 1946-1954 | Chicago | Douglas DC-3 | 21 | Piston |
| Memphis | ||||||
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Ozark Airlines | 1951-1981 | Minneapolis | Douglas DC-3 | 28 | Piston |
| St. Louis | CV-240 | 40 | Piston | |||
| Louisville | Martin 404 | 44 | Turboprop | |||
| Nashville | Fairchild F-27 | 40 | Turboprop | |||
| Fairchild FH-227 | 48 | Turboprop | ||||
| Douglas DC-9 | 32 | Jet | ||||
 |
Delta Airlines | 1954-1979 | Chicago | Douglas DC-3 | 21 | Piston |
| Memphis | CV-440 | 44 | Piston | |||
| Indianapolis | Douglas DC-9 | 32 | Jet | |||
|
|
Air Kentucky | 1977-1981 | Louisville | Beech-99 | 15 | Turboprop |
| Merged with Allegheny Commuter in 1981 | Nashville | |||||
| Owensboro | ||||||
| Bowling Green | ||||||
| as Allegheny Commuter | 1981-1988 | Frankfort | ||||
 |
Air Illinois | 1979-1986 | St. Louis | Beech-99 | 15 | Turboprop |
| Memphis | Jetstream | 13 | Turboprop | |||
| Cape Girardeau | HS-748 | 48 | Turboprop | |||
| Carbondale | Twin Otter | 19 | Turboprop | |||
 |
Britt Airways | 1983-1987 | St. Louis | Beech-99 | 15 | Turboprop |
| Memphis | Metro 2 & 3 | 19 | Turboprop | |||
| Evansville | Fairchild F-27 | 40 | Turboprop | |||
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| Republic Express | 1985-1986 | Memphis | BAE JetStream 31 | 19 | Turboprop | |
| Merged with Northwest in 1986 | Evansville | Saab 340 | 33 | Turboprop | ||
| as Northwest Airlink | 1986-2004 | Memphis | Saab 340 | 33 | Turboprop | |
| Operated by Express Airlines 1 to 2004 | ||||||
|
|
Ozark Midwest | 1985-1986 | St. Louis | Metro 2 | 19 | Turboprop |
| Merged with TWA 1986 | EMB 120 | 30 | Turboprop | |||
| as Trans World Express | 1986-2002 | St. Louis | BAE JetStream 32 | 19 | Turboprop | |
 |
American Eagle | 1986-1996 | Nashville | Metro 2 & 3 | 19 | Turboprop |
| Operated by Air Midwest 1986-1990 | BAE JetStream | 19 | Turboprop | |||
| Operated by Nashville Eagle 1990-1996 | ||||||
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Trans World Express | 2002-2004 | St. Louis | BAE JetStream J-32 | 19 | Turboprop |
| Operated by Trans States | BAE J-41 | 30 | Turboprop | |||
 |
American Connection | 2004-2006 | St. Louis | BAE JetStream J-32 | 19 | Turboprop |
| Operated by Corporate Airlines/Regions Air | ||||||
|
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Nortwest Airlink | 2004-2008 | Memphis | Saab 340 | 33 | Turboprop |
| Operated by Mesaba Airlines | ||||||
| Northwest/Delta Merged 2008 | ||||||
| as Delta Connection | 2008-2009 | Memphis | Saab 340 | 33 | Turboprop | |
 |
United Express | 2010-Present | Chicago | Bombardier CRJ 200 | 50 | Jet |
| Operated by SkyWest Airlines | ||||||
