Nonstop flight route between Alton, Illinois, United States and Castro, Los Lagos, Chile:
Departure Airport:

Arrival Airport:

Distance from ALN to MHC:
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- About this route
- ALN Airport Information
- MHC Airport Information
- Facts about ALN
- Facts about MHC
- 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 MHC
- List of Nearest Airports to MHC
- Map of Furthest Airports from MHC
- List of Furthest Airports from MHC
About this route:
A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Mocopulli Airport (MHC), Castro, Los Lagos, Chile would travel a Great Circle distance of 5,705 miles (or 9,182 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 Mocopulli 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 Mocopulli 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: | MHC / SCPQ |
Airport Names: |
|
Location: | Castro, Los Lagos, Chile |
GPS Coordinates: | 42°20'25"S by 73°42'56"W |
Area Served: | Castro |
Airport Type: | Public |
# of Runways: | 1 |
View all routes: | Routes from MHC |
More Information: | MHC Maps & Info |
Facts about St. Louis Regional Airport (ALN):
- The 2,250 acres airfield sits at 544 ft MSL.
- St. Louis Regional Airport (ALN) has 2 runways.
- 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.
- 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.
- 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.
Facts about Mocopulli Airport (MHC):
- Mocopulli Airport (MHC) currently has only 1 runway.
- In addition to being known as "Mocopulli Airport", other names for MHC include "Mocopulli Airport (Dalcahue)" and "Aeropuerto Mocopulli".
- The closest airport to Mocopulli Airport (MHC) is Gamboa Airport (WCA), which is located only 11 miles (17 kilometers) SSW of MHC.
- The furthest airport from Mocopulli Airport (MHC) is Wuhai Airport (WUA), which is nearly antipodal to Mocopulli Airport (meaning Mocopulli Airport is almost on the exact opposite side of the Earth from Wuhai Airport), and is located 12,259 miles (19,728 kilometers) away in Wuhai, Inner Mongolia, China.