Nonstop flight route between Marsa Alam, Egypt and Cahokia, Illinois (near St. Louis), United States:
Departure Airport:

Arrival Airport:

Distance from RMF to CPS:
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- About this route
- RMF Airport Information
- CPS Airport Information
- Facts about RMF
- Facts about CPS
- Map of Nearest Airports to RMF
- List of Nearest Airports to RMF
- Map of Furthest Airports from RMF
- List of Furthest Airports from RMF
- 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 Marsa Alam (RMF), Marsa Alam, Egypt and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 6,785 miles (or 10,919 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 Marsa Alam and St. Louis Downtown 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 Marsa Alam and St. Louis Downtown Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | RMF / HEMA |
Airport Name: | Marsa Alam |
Location: | Marsa Alam, Egypt |
GPS Coordinates: | 25°4'1"N by 34°53'59"E |
Elevation: | 0 feet (0 meters) |
View all routes: | Routes from RMF |
More Information: | RMF 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 Marsa Alam (RMF):
- The closest airport to Marsa Alam (RMF) is Luxor International Airport (LXR), which is located 143 miles (230 kilometers) WNW of RMF.
- Because of Marsa Alam's relatively low elevation of 0 feet, planes can take off or land at Marsa Alam 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 Marsa Alam (RMF) is Rurutu Airport (RUR), which is nearly antipodal to Marsa Alam (meaning Marsa Alam is almost on the exact opposite side of the Earth from Rurutu Airport), and is located 12,001 miles (19,313 kilometers) away in Rurutu, French Polynesia.
- Marsa Alam is a town in south-eastern Egypt, located on the western shore of the Red Sea.
- Coral Reef north of Marsa Alam
Facts about St. Louis Downtown Airport (CPS):
- 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 closed in 1959 and reopened six years later as Bi-State Parks Airport.
- 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.
- 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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 airport opened in 1929 as Curtiss-Steinberg Airport.