Nonstop flight route between Louisville, Kentucky, United States and Cahokia, Illinois (near St. Louis), United States:
Departure Airport:

Arrival Airport:

Distance from SDF to CPS:
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- About this route
- SDF Airport Information
- CPS Airport Information
- Facts about SDF
- Facts about CPS
- Map of Nearest Airports to SDF
- List of Nearest Airports to SDF
- Map of Furthest Airports from SDF
- List of Furthest Airports from SDF
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
About this route:
A direct, nonstop flight between Louisville International Airport (SDF), Louisville, Kentucky, United States and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 241 miles (or 388 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 Louisville International Airport and St. Louis Downtown Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | SDF / KSDF |
Airport Names: |
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Location: | Louisville, Kentucky, United States |
GPS Coordinates: | 38°10'27"N by 85°44'11"W |
Area Served: | Louisville, Kentucky |
Airport Type: | Public |
Elevation: | 501 feet (153 meters) |
# of Runways: | 3 |
View all routes: | Routes from SDF |
More Information: | SDF Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | CPS / KCPS |
Airport Name: | St. Louis Downtown Airport |
Location: | Cahokia, Illinois (near St. Louis), United States |
GPS Coordinates: | 38°34'14"N by 90°9'21"W |
Area Served: | Greater St. Louis |
Operator/Owner: | Bi-State Development Agency |
Airport Type: | Public |
Elevation: | 413 feet (126 meters) |
# of Runways: | 3 |
View all routes: | Routes from CPS |
More Information: | CPS Maps & Info |
Facts about Louisville International Airport (SDF):
- Louisville International Airport (SDF) has 3 runways.
- The furthest airport from Louisville International Airport (SDF) is Margaret River Airport (MGV), which is located 11,239 miles (18,088 kilometers) away in Margaret River, Western Australia, Australia.
- The airport is home to Worldport, the worldwide hub of UPS.
- UPS Airlines is currently the airport's largest operator.
- Louisville International Airport is home to the Chautauqua Airlines maintenance complex, capable of holding nine planes, as well as the Compass Airlines main maintenance complex.
- Louisville International Airport handled 3,349,162 passengers last year.
- In addition to being known as "Louisville International Airport", another name for SDF is "Standiford Field".
- In 1970 the terminal again expanded.
- Because of Louisville International Airport's relatively low elevation of 501 feet, planes can take off or land at Louisville International 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 Louisville International Airport (SDF) is Bowman Field (LOU), which is located only 5 miles (9 kilometers) NE of SDF.
Facts about St. Louis Downtown Airport (CPS):
- Because of St. Louis Downtown Airport's relatively low elevation of 413 feet, planes can take off or land at St. Louis Downtown 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 furthest airport from St. Louis Downtown Airport (CPS) is Margaret River Airport (MGV), which is located 10,998 miles (17,700 kilometers) away in Margaret River, Western Australia, Australia.
- St. Louis Downtown Airport (CPS) has 3 runways.
- The airport opened in 1929 as Curtiss-Steinberg Airport.
- The closest airport to St. Louis Downtown Airport (CPS) is Lambert–St. Louis International Airport (STL), which is located only 16 miles (27 kilometers) NW of CPS.