Nonstop flight route between Alton, Illinois, United States and Simenti, Senegal:
Departure Airport:

Arrival Airport:

Distance from ALN to SMY:
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- About this route
- ALN Airport Information
- SMY Airport Information
- Facts about ALN
- Facts about SMY
- 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 SMY
- List of Nearest Airports to SMY
- Map of Furthest Airports from SMY
- List of Furthest Airports from SMY
About this route:
A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Simenti Airport (SMY), Simenti, Senegal would travel a Great Circle distance of 4,948 miles (or 7,963 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 Simenti 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 Simenti 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: | SMY / GOTS |
Airport Name: | Simenti Airport |
Location: | Simenti, Senegal |
GPS Coordinates: | 13°2'48"N by 13°17'40"W |
Area Served: | Simenti, Senegal |
Airport Type: | Public |
Elevation: | 171 feet (52 meters) |
View all routes: | Routes from SMY |
More Information: | SMY Maps & Info |
Facts about St. Louis Regional Airport (ALN):
- 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.
- St. Louis Regional Airport (ALN) has 2 runways.
- 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.
- The 2,250 acres airfield sits at 544 ft MSL.
Facts about Simenti Airport (SMY):
- Because of Simenti Airport's relatively low elevation of 171 feet, planes can take off or land at Simenti 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 closest airport to Simenti Airport (SMY) is Sambailo Airport (SBI), which is located 33 miles (53 kilometers) S of SMY.
- The furthest airport from Simenti Airport (SMY) is Vanua Lava Airport (SLH), which is nearly antipodal to Simenti Airport (meaning Simenti Airport is almost on the exact opposite side of the Earth from Vanua Lava Airport), and is located 12,358 miles (19,888 kilometers) away in Sola, Vanua Lava, Torba Province, Vanuatu.