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

Arrival Airport:

Distance from CPS to AUF:
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- About this route
- CPS Airport Information
- AUF Airport Information
- Facts about CPS
- Facts about AUF
- 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 AUF
- List of Nearest Airports to AUF
- Map of Furthest Airports from AUF
- List of Furthest Airports from AUF
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Auxerre - Branches Aerodrome (AUF), Auxerre, France would travel a Great Circle distance of 4,464 miles (or 7,184 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 Auxerre - Branches Aerodrome, 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 Auxerre - Branches Aerodrome. 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: | AUF / LFLA |
Airport Names: |
|
Location: | Auxerre, France |
GPS Coordinates: | 47°50'47"N by 3°29'48"E |
Area Served: | Auxerre / Branches, Yonne, France |
Operator/Owner: | CCI de l'Yonne |
Airport Type: | Public |
Elevation: | 523 feet (159 meters) |
# of Runways: | 1 |
View all routes: | Routes from AUF |
More Information: | AUF Maps & Info |
Facts about St. Louis Downtown Airport (CPS):
- 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.
- 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
- The airport opened in 1929 as Curtiss-Steinberg Airport.
Facts about Auxerre - Branches Aerodrome (AUF):
- The closest airport to Auxerre - Branches Aerodrome (AUF) is Troyes - Barberey Airport (QYR), which is located 41 miles (65 kilometers) NE of AUF.
- Auxerre - Branches Aerodrome (AUF) currently has only 1 runway.
- Because of Auxerre - Branches Aerodrome's relatively low elevation of 523 feet, planes can take off or land at Auxerre - Branches Aerodrome 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 Auxerre - Branches Aerodrome (AUF) is Chatham Islands (CHT), which is nearly antipodal to Auxerre - Branches Aerodrome (meaning Auxerre - Branches Aerodrome is almost on the exact opposite side of the Earth from Chatham Islands), and is located 12,158 miles (19,566 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- In addition to being known as "Auxerre - Branches Aerodrome", another name for AUF is "Aérodrome d'Auxerre - Branches".