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

Arrival Airport:

Distance from CPS to ERS:
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- About this route
- CPS Airport Information
- ERS Airport Information
- Facts about CPS
- Facts about ERS
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
- Map of Nearest Airports to ERS
- List of Nearest Airports to ERS
- Map of Furthest Airports from ERS
- List of Furthest Airports from ERS
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Eros Airport (ERS), Windhoek, Namibia would travel a Great Circle distance of 8,082 miles (or 13,007 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 large distance between St. Louis Downtown Airport and Eros Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between St. Louis Downtown Airport and Eros Airport. You'll see that it will travel the same route of the red line on this map!
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | ERS / FYWE |
Airport Names: |
|
Location: | Windhoek, Namibia |
GPS Coordinates: | 22°36'43"S by 17°4'50"E |
Area Served: | Windhoek, Namibia |
Airport Type: | Public |
Elevation: | 5575 feet (1,699 meters) |
# of Runways: | 2 |
View all routes: | Routes from ERS |
More Information: | ERS Maps & Info |
Facts about St. Louis Downtown Airport (CPS):
- Historic Hangar #2 houses the Greater Saint Louis Air & Space Museum and the airport is still home to the nation's oldest flight school, Parks College of Engineering and Aviation's Center for Aerospace Sciences, which holds CAA Flight School Certificate #1.
- 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.
- 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
Facts about Eros Airport (ERS):
- The closest airport to Eros Airport (ERS) is Hosea Kutako International Airport (WDH), which is located 26 miles (42 kilometers) ENE of ERS.
- Because of Eros Airport's high elevation of 5,575 feet, planes must typically fly at a faster airspeed in order to takeoff or land at ERS. Combined with a high temperature, this could make ERS a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- Eros Airport (ERS) has 2 runways.
- The airport resides at an elevation of 5,575 feet above mean sea level.
- Eros is an alternate for Windhoek International Airport in VMC conditions.
- In addition to being known as "Eros Airport", another name for ERS is "Windhoek Eros Airport".
- The furthest airport from Eros Airport (ERS) is PMRF Barking Sands (BKH), which is nearly antipodal to Eros Airport (meaning Eros Airport is almost on the exact opposite side of the Earth from PMRF Barking Sands), and is located 12,232 miles (19,686 kilometers) away in Kekaha, Hawaii, United States.