Nonstop flight route between Alton, Illinois, United States and Placencia, Belize:
Departure Airport:

Arrival Airport:

Distance from ALN to PLJ:
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- About this route
- ALN Airport Information
- PLJ Airport Information
- Facts about ALN
- Facts about PLJ
- Map of Nearest Airports to ALN
- List of Nearest Airports to ALN
- Map of Furthest Airports from ALN
- List of Furthest Airports from ALN
- Map of Nearest Airports to PLJ
- List of Nearest Airports to PLJ
- Map of Furthest Airports from PLJ
- List of Furthest Airports from PLJ
About this route:
A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Placencia Airport (PLJ), Placencia, Belize would travel a Great Circle distance of 1,548 miles (or 2,491 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 relatively short distance between St. Louis Regional Airport and Placencia Airport, the route shown on this map most likely still appears to be a straight line.
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | PLJ / |
Airport Name: | Placencia Airport |
Location: | Placencia, Belize |
GPS Coordinates: | 16°32'12"N by 88°21'42"W |
Area Served: | Placencia |
Operator/Owner: | n/a |
Airport Type: | Public |
Elevation: | 42 feet (13 meters) |
View all routes: | Routes from PLJ |
More Information: | PLJ Maps & Info |
Facts about St. Louis Regional Airport (ALN):
- In the spring of 2004 the airport was at the center of a scandal.
- Its operations are paid for by an airport taxation district created in 1946, which collects taxes from property owners in the Madison County townships of Alton, Wood River, Foster and Fort Russell.
- 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.
- 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.
- 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.
Facts about Placencia Airport (PLJ):
- The furthest airport from Placencia Airport (PLJ) is Cocos (Keeling) Island Airport (CCK), which is located 11,977 miles (19,276 kilometers) away in Cocos Islands, Australia.
- Tropic Air reported the runway dimensions as 1900 x 25, however the Belize Civil Aviation Department reports the runway dimensions to be 2135 x 25.
- The closest airport to Placencia Airport (PLJ) is Independence Airport (INB), which is located only 3 miles (5 kilometers) WSW of PLJ.
- Because of Placencia Airport's relatively low elevation of 42 feet, planes can take off or land at Placencia 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.