Nonstop flight route between Cape Girardeau, Missouri, United States and Alton, Illinois, United States:
Departure Airport:

Arrival Airport:

Distance from CGI to ALN:
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- About this route
- CGI Airport Information
- ALN Airport Information
- Facts about CGI
- Facts about ALN
- Map of Nearest Airports to CGI
- List of Nearest Airports to CGI
- Map of Furthest Airports from CGI
- List of Furthest Airports from CGI
- Map of Nearest Airports to ALN
- List of Nearest Airports to ALN
- Map of Furthest Airports from ALN
- List of Furthest Airports from ALN
About this route:
A direct, nonstop flight between Cape Girardeau Regional Airport (CGI), Cape Girardeau, Missouri, United States and St. Louis Regional Airport (ALN), Alton, Illinois, United States would travel a Great Circle distance of 118 miles (or 190 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the relatively short distance between Cape Girardeau Regional Airport and St. Louis Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | CGI / KCGI |
Airport Names: |
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Location: | Cape Girardeau, Missouri, United States |
GPS Coordinates: | 37°13'31"N by 89°34'14"W |
Area Served: | Cape Girardeau, Missouri |
Operator/Owner: | City of Cape Girardeau |
Airport Type: | Public |
Elevation: | 342 feet (104 meters) |
# of Runways: | 2 |
View all routes: | Routes from CGI |
More Information: | CGI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ALN / KALN |
Airport Name: | St. Louis Regional Airport |
Location: | Alton, Illinois, United States |
GPS Coordinates: | 38°53'25"N by 90°2'45"W |
Area Served: | Alton, Illinois |
Operator/Owner: | St. Louis Regional |
Airport Type: | Public |
Elevation: | 544 feet (166 meters) |
# of Runways: | 2 |
View all routes: | Routes from ALN |
More Information: | ALN Maps & Info |
Facts about Cape Girardeau Regional Airport (CGI):
- Cape Girardeau Regional Airport is a city-owned, public-use airport in Scott County, Missouri, United States.
- In addition to being known as "Cape Girardeau Regional Airport", another name for CGI is "Harris Army Airfield".
- The closest airport to Cape Girardeau Regional Airport (CGI) is Sikeston Memorial Municipal AirportHarvey Parks Army Airfield (SIK), which is located 23 miles (36 kilometers) S of CGI.
- Cape Girardeau Regional Airport (CGI) has 2 runways.
- The furthest airport from Cape Girardeau Regional Airport (CGI) is Margaret River Airport (MGV), which is located 11,036 miles (17,761 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Cape Girardeau Regional Airport's relatively low elevation of 342 feet, planes can take off or land at Cape Girardeau Regional Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- Contract flying training was short at the airfield, the school closing during the late summer of 1944 with the drawdown of AAFTC's pilot training program.
Facts about St. Louis Regional Airport (ALN):
- St. Louis Regional Airport (ALN) has 2 runways.
- The 2,250 acres airfield sits at 544 ft MSL.
- Its operations are paid for by an airport taxation district created in 1946, which collects taxes from property owners in the Madison County townships of Alton, Wood River, Foster and Fort Russell.
- Because of St. Louis Regional Airport's relatively low elevation of 544 feet, planes can take off or land at St. Louis Regional Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The closest airport to St. Louis Regional Airport (ALN) is Lambert–St. Louis International Airport (STL), which is located only 20 miles (32 kilometers) WSW of ALN.
- The furthest airport from St. Louis Regional Airport (ALN) is Margaret River Airport (MGV), which is located 11,002 miles (17,706 kilometers) away in Margaret River, Western Australia, Australia.