Nonstop flight route between Argyle, Western Australia, Australia and Cahokia, Illinois (near St. Louis), United States:
Departure Airport:

Arrival Airport:

Distance from GYL to CPS:
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- About this route
- GYL Airport Information
- CPS Airport Information
- Facts about GYL
- Facts about CPS
- Map of Nearest Airports to GYL
- List of Nearest Airports to GYL
- Map of Furthest Airports from GYL
- List of Furthest Airports from GYL
- 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 Argyle Airport (GYL), Argyle, Western Australia, Australia and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 9,660 miles (or 15,546 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 Argyle Airport 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 Argyle Airport 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: | GYL / YARG |
Airport Name: | Argyle Airport |
Location: | Argyle, Western Australia, Australia |
GPS Coordinates: | 16°38'12"S by 128°27'5"E |
Airport Type: | Private |
Elevation: | 522 feet (159 meters) |
# of Runways: | 1 |
View all routes: | Routes from GYL |
More Information: | GYL 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 Argyle Airport (GYL):
- Because of Argyle Airport's relatively low elevation of 522 feet, planes can take off or land at Argyle 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.
- Argyle Airport (GYL) currently has only 1 runway.
- The closest airport to Argyle Airport (GYL) is Argyle Downs Airport (AGY), which is located 28 miles (45 kilometers) NE of GYL.
- The furthest airport from Argyle Airport (GYL) is Grantley Adams International Airport (BGI), which is located 11,852 miles (19,074 kilometers) away in Bridgetown, Barbados.
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.
- Taken over by the United States Army Air Forces on 1 August 1939 as a basic pilot training airfield.
- 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 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.