Nonstop flight route between Alton, Illinois, United States and Calverton, New York, United States:
Departure Airport:

Arrival Airport:

Distance from ALN to CTO:
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- About this route
- ALN Airport Information
- CTO Airport Information
- Facts about ALN
- Facts about CTO
- 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 CTO
- List of Nearest Airports to CTO
- Map of Furthest Airports from CTO
- List of Furthest Airports from CTO
About this route:
A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Calverton Executive Airpark (CTO), Calverton, New York, United States would travel a Great Circle distance of 924 miles (or 1,486 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 Calverton Executive Airpark, 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: | CTO / |
Airport Names: |
|
Location: | Calverton, New York, United States |
GPS Coordinates: | 40°54'53"N by 72°47'30"W |
Operator/Owner: | Town of Riverhead |
Airport Type: | Public-owned, Private-use |
Elevation: | 75 feet (23 meters) |
# of Runways: | 2 |
View all routes: | Routes from CTO |
More Information: | CTO Maps & Info |
Facts about St. Louis Regional Airport (ALN):
- 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.
- West Star Aviation is the largest fixed base operations company at the airport.
- Today a fair amount of air traffic and the Direct TV blimp comes for Cardinals playoffs, as Lambert's airport cannot take the blimp.
- Civic Memorial Airport opened in 1946 and received its current name in 1984.
- 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.
- In the spring of 2004 the airport was at the center of a scandal.
Facts about Calverton Executive Airpark (CTO):
- Calverton Executive Airpark is a public-owned private-use airport located three miles west of the central business district of the Calverton hamlet, in the Town of Riverhead,Suffolk County, New York, United States.
- In addition to being known as "Calverton Executive Airpark", other names for CTO include "CTO[1]" and "3C8".
- It was formerly the Naval Weapons Industrial Reserve Plant, Calverton which was owned by the United States Navy and used to assemble, test, refit and retrofit jets built by the Grumman Corporation on Long Island.
- As of January 2006, the Navy still owns 358 acres at the site.
- On February 11, 2010 it was announced that the dormant railway track into the site would be reactivated for freight service.
- Calverton Executive Airpark (CTO) has 2 runways.
- Because of Calverton Executive Airpark's relatively low elevation of 75 feet, planes can take off or land at Calverton Executive Airpark 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 closest airport to Calverton Executive Airpark (CTO) is Brookhaven Calabro Airport (WSH), which is located only 8 miles (12 kilometers) SSW of CTO.
- The furthest airport from Calverton Executive Airpark (CTO) is Margaret River Airport (MGV), which is located 11,789 miles (18,972 kilometers) away in Margaret River, Western Australia, Australia.
- In September 1998, the bulk of the developed land, 2,640 acres, at the airport was donated to Riverhead.