Nonstop flight route between Alton, Illinois, United States and Paysandú, Paysandú, Uruguay:
Departure Airport:

Arrival Airport:

Distance from ALN to PDU:
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- About this route
- ALN Airport Information
- PDU Airport Information
- Facts about ALN
- Facts about PDU
- 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 PDU
- List of Nearest Airports to PDU
- Map of Furthest Airports from PDU
- List of Furthest Airports from PDU
About this route:
A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Tydeo Larre Borges International Airport (PDU), Paysandú, Paysandú, Uruguay would travel a Great Circle distance of 5,334 miles (or 8,584 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 Regional Airport and Tydeo Larre Borges International 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 St. Louis Regional Airport and Tydeo Larre Borges International Airport. You'll see that it will travel the same route of the red line on this map!
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: | PDU / SUPU |
Airport Names: |
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Location: | Paysandú, Paysandú, Uruguay |
GPS Coordinates: | 32°21'47"S by 58°3'43"W |
Area Served: | Paysandú |
Elevation: | 177 feet (54 meters) |
# of Runways: | 2 |
View all routes: | Routes from PDU |
More Information: | PDU Maps & Info |
Facts about St. Louis Regional Airport (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.
- 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.
- St. Louis Regional Airport (ALN) has 2 runways.
- 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.
- Today a fair amount of air traffic and the Direct TV blimp comes for Cardinals playoffs, as Lambert's airport cannot take the blimp.
- In the spring of 2004 the airport was at the center of a scandal.
Facts about Tydeo Larre Borges International Airport (PDU):
- Because of Tydeo Larre Borges International Airport's relatively low elevation of 177 feet, planes can take off or land at Tydeo Larre Borges International 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 airport is located 6 km from downtown Paysandú.
- The closest airport to Tydeo Larre Borges International Airport (PDU) is Gualeguaychú Airport (GHU), which is located 55 miles (89 kilometers) SW of PDU.
- Tydeo Larre Borges International Airport (PDU) has 2 runways.
- The furthest airport from Tydeo Larre Borges International Airport (PDU) is Shanghai Pudong International Airport (PVG), which is nearly antipodal to Tydeo Larre Borges International Airport (meaning Tydeo Larre Borges International Airport is almost on the exact opposite side of the Earth from Shanghai Pudong International Airport), and is located 12,352 miles (19,879 kilometers) away in Shanghai, People's Republic of China.
- In addition to being known as "Tydeo Larre Borges International Airport", another name for PDU is "Aeroporto Internacional Tydeo Larre Borges".
- Tydeo Larre Borges International Airport is the airport serving Paysandú, Uruguay.