Nonstop flight route between Barcaldine, Queensland, Australia and Alton, Illinois, United States:
Departure Airport:

Arrival Airport:

Distance from BCI to ALN:
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- About this route
- BCI Airport Information
- ALN Airport Information
- Facts about BCI
- Facts about ALN
- Map of Nearest Airports to BCI
- List of Nearest Airports to BCI
- Map of Furthest Airports from BCI
- List of Furthest Airports from BCI
- Map of Nearest Airports to ALN
- List of Nearest Airports to ALN
- Map of Furthest Airports from ALN
- List of Furthest Airports from ALN
About this route:
A direct, nonstop flight between Barcaldine Airport (BCI), Barcaldine, Queensland, Australia and St. Louis Regional Airport (ALN), Alton, Illinois, United States would travel a Great Circle distance of 9,054 miles (or 14,571 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 Barcaldine Airport and St. Louis Regional 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 Barcaldine Airport and St. Louis Regional Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | BCI / YBAR |
Airport Name: | Barcaldine Airport |
Location: | Barcaldine, Queensland, Australia |
GPS Coordinates: | 23°33'55"S by 145°18'24"E |
Operator/Owner: | Barcaldine Regional Council |
Airport Type: | Public |
Elevation: | 880 feet (268 meters) |
# of Runways: | 2 |
View all routes: | Routes from BCI |
More Information: | BCI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ALN / KALN |
Airport Name: | St. Louis Regional Airport |
Location: | Alton, Illinois, United States |
GPS Coordinates: | 38°53'25"N by 90°2'45"W |
Area Served: | Alton, Illinois |
Operator/Owner: | St. Louis Regional |
Airport Type: | Public |
Elevation: | 544 feet (166 meters) |
# of Runways: | 2 |
View all routes: | Routes from ALN |
More Information: | ALN Maps & Info |
Facts about Barcaldine Airport (BCI):
- Because of Barcaldine Airport's relatively low elevation of 880 feet, planes can take off or land at Barcaldine 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.
- Barcaldine Airport (BCI) has 2 runways.
- The closest airport to Barcaldine Airport (BCI) is Aramac Airport (AXC), which is located 42 miles (67 kilometers) N of BCI.
- The furthest airport from Barcaldine Airport (BCI) is Agostinho Neto Airport (NTO), which is located 11,676 miles (18,790 kilometers) away in Ponta do Sol, Santo Antão, Cape Verde.
Facts about St. Louis Regional Airport (ALN):
- The furthest airport from St. Louis Regional Airport (ALN) is Margaret River Airport (MGV), which is located 11,002 miles (17,706 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to St. Louis Regional Airport (ALN) is Lambert–St. Louis International Airport (STL), which is located only 20 miles (32 kilometers) WSW of ALN.
- Because of St. Louis Regional Airport's relatively low elevation of 544 feet, planes can take off or land at St. Louis Regional 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.
- Civic Memorial Airport opened in 1946 and received its current name in 1984.
- St. Louis Regional Airport (ALN) has 2 runways.
- Today a fair amount of air traffic and the Direct TV blimp comes for Cardinals playoffs, as Lambert's airport cannot take the blimp.
- West Star Aviation is the largest fixed base operations company at the airport.