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

Arrival Airport:

Distance from CPS to BSM:
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- About this route
- CPS Airport Information
- BSM Airport Information
- Facts about CPS
- Facts about BSM
- 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 BSM
- List of Nearest Airports to BSM
- Map of Furthest Airports from BSM
- List of Furthest Airports from BSM
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Bishe Kola Air Base (BSM), Amol, Iran would travel a Great Circle distance of 6,716 miles (or 10,809 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 Bishe Kola Air Base, 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 Bishe Kola Air Base. 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: | BSM / OINJ |
Airport Name: | Bishe Kola Air Base |
Location: | Amol, Iran |
GPS Coordinates: | 36°39'19"N by 52°20'58"E |
Airport Type: | Military |
Elevation: | -79 feet (-24 meters) |
# of Runways: | 1 |
View all routes: | Routes from BSM |
More Information: | BSM 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
- 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.
Facts about Bishe Kola Air Base (BSM):
- Because of Bishe Kola Air Base's relatively low elevation of -79 feet, planes can take off or land at Bishe Kola Air Base 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 Bishe Kola Air Base (BSM) is Totegegie Airport (GMR), which is located 11,405 miles (18,354 kilometers) away in Mangareva, Gambier Islands, French Polynesia.
- The closest airport to Bishe Kola Air Base (BSM) is Sari Dasht-e Naz International Airport (SRY), which is located 47 miles (75 kilometers) E of BSM.
- Bishe Kola Air Base (BSM) currently has only 1 runway.