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

Arrival Airport:

Distance from CPS to RUN:
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- About this route
- CPS Airport Information
- RUN Airport Information
- Facts about CPS
- Facts about RUN
- 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 RUN
- List of Nearest Airports to RUN
- Map of Furthest Airports from RUN
- List of Furthest Airports from RUN
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Roland Garros Airport (RUN), St Denis, Réunion, France would travel a Great Circle distance of 10,063 miles (or 16,195 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 Roland Garros 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 Roland Garros 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: | RUN / FMEE |
Airport Names: |
|
Location: | St Denis, Réunion, France |
GPS Coordinates: | 20°53'24"S by 55°30'59"E |
Area Served: | Sainte-Denis, Réunion |
Airport Type: | Public |
Elevation: | 66 feet (20 meters) |
# of Runways: | 2 |
View all routes: | Routes from RUN |
More Information: | RUN Maps & Info |
Facts about St. Louis Downtown Airport (CPS):
- The two survivors out of the airport's original four hangars, Hangar 1 and Hangar 2, are listed on the National Register of Historic Places.
- 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.
- 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.
Facts about Roland Garros Airport (RUN):
- Because of Roland Garros Airport's relatively low elevation of 66 feet, planes can take off or land at Roland Garros 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.
- In addition to being known as "Roland Garros Airport", other names for RUN include "Aéroport de la Réunion Roland Garros" and "Saint Denis Gillot Airport".
- Roland Garros Airport (RUN) has 2 runways.
- The furthest airport from Roland Garros Airport (RUN) is Guerrero Negro Airport (GUB), which is located 11,615 miles (18,693 kilometers) away in Guerrero Negro, Baja California Sur, Mexico.
- The airport resides at an elevation of 66 feet above mean sea level.
- The closest airport to Roland Garros Airport (RUN) is Pierrefonds Airport (ZSE), which is located 30 miles (49 kilometers) S of RUN.
- Roland Garros Airport handled 206,776 passengers last year.