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

Arrival Airport:

Distance from LNO to CPS:
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- About this route
- LNO Airport Information
- CPS Airport Information
- Facts about LNO
- Facts about CPS
- Map of Nearest Airports to LNO
- List of Nearest Airports to LNO
- Map of Furthest Airports from LNO
- List of Furthest Airports from LNO
- 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 Leonora Airport (LNO), Leonora, Western Australia, Australia and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 10,520 miles (or 16,930 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 Leonora 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 Leonora 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: | LNO / YLEO |
Airport Name: | Leonora Airport |
Location: | Leonora, Western Australia, Australia |
GPS Coordinates: | 28°52'41"S by 121°18'56"E |
Operator/Owner: | Shire of Leonora |
Airport Type: | Public |
Elevation: | 1217 feet (371 meters) |
# of Runways: | 2 |
View all routes: | Routes from LNO |
More Information: | LNO 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 Leonora Airport (LNO):
- The closest airport to Leonora Airport (LNO) is Murrin Murrin Airport (WUI), which is located 37 miles (59 kilometers) ENE of LNO.
- Leonora Airport (LNO) has 2 runways.
- The furthest airport from Leonora Airport (LNO) is L.F. Wade International Airport (BDA), which is nearly antipodal to Leonora Airport (meaning Leonora Airport is almost on the exact opposite side of the Earth from L.F. Wade International Airport), and is located 12,007 miles (19,323 kilometers) away in Ferry Reach (near Hamilton), Bermuda.
Facts about St. Louis Downtown Airport (CPS):
- The airport opened in 1929 as Curtiss-Steinberg Airport.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
- 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.