Nonstop flight route between San Juan, Puerto Rico and Decatur, Alabama, United States:
Departure Airport:

Arrival Airport:

Distance from SIG to DCU:
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- About this route
- SIG Airport Information
- DCU Airport Information
- Facts about SIG
- Facts about DCU
- Map of Nearest Airports to SIG
- List of Nearest Airports to SIG
- Map of Furthest Airports from SIG
- List of Furthest Airports from SIG
- Map of Nearest Airports to DCU
- List of Nearest Airports to DCU
- Map of Furthest Airports from DCU
- List of Furthest Airports from DCU
About this route:
A direct, nonstop flight between Fernando Luis Ribas Dominicci Airport (SIG), San Juan, Puerto Rico and Pryor Field Regional Airport (DCU), Decatur, Alabama, United States would travel a Great Circle distance of 1,700 miles (or 2,736 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 Fernando Luis Ribas Dominicci Airport and Pryor Field Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | SIG / TJIG |
Airport Names: |
|
Location: | San Juan, Puerto Rico |
GPS Coordinates: | 18°27'24"N by 66°5'53"W |
Area Served: | San Juan, Puerto Rico |
Operator/Owner: | Puerto Rico Ports Authority |
Airport Type: | Public |
Elevation: | 9 feet (3 meters) |
# of Runways: | 1 |
View all routes: | Routes from SIG |
More Information: | SIG Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | DCU / KDCU |
Airport Name: | Pryor Field Regional Airport |
Location: | Decatur, Alabama, United States |
GPS Coordinates: | 34°39'15"N by 86°56'43"W |
Area Served: | Decatur, Alabama |
Operator/Owner: | Decatur/Athens Airport Authority |
Airport Type: | Public |
Elevation: | 592 feet (180 meters) |
# of Runways: | 1 |
View all routes: | Routes from DCU |
More Information: | DCU Maps & Info |
Facts about Fernando Luis Ribas Dominicci Airport (SIG):
- Because of Fernando Luis Ribas Dominicci Airport's relatively low elevation of 9 feet, planes can take off or land at Fernando Luis Ribas Dominicci 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.
- A controversy regarding Isla Grande and Dorado Airport surfaced in 2003.
- In addition to being known as "Fernando Luis Ribas Dominicci Airport", another name for SIG is "Isla Grande AirportAeropuerto Isla Grande".
- The closest airport to Fernando Luis Ribas Dominicci Airport (SIG) is Luis Muñoz Marín International Airport (SJU), which is located only 6 miles (10 kilometers) E of SIG.
- Fernando Luis Ribas Dominicci Airport (SIG) currently has only 1 runway.
- The furthest airport from Fernando Luis Ribas Dominicci Airport (SIG) is Barrow Island Airport (BWB), which is nearly antipodal to Fernando Luis Ribas Dominicci Airport (meaning Fernando Luis Ribas Dominicci Airport is almost on the exact opposite side of the Earth from Barrow Island Airport), and is located 12,244 miles (19,704 kilometers) away in Barrow Island, Western Australia, Australia.
Facts about Pryor Field Regional Airport (DCU):
- Pryor Field Regional Airport (DCU) currently has only 1 runway.
- The closest airport to Pryor Field Regional Airport (DCU) is Huntsville International Airport (HSV), which is located only 10 miles (16 kilometers) E of DCU.
- Because of Pryor Field Regional Airport's relatively low elevation of 592 feet, planes can take off or land at Pryor Field 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.
- Flying training was performed with Fairchild PT-19s as the primary trainer.
- Situated next to Calhoun Community College, the airport serves the western portion of the Huntsville-Decatur Combined Statistical Area and most of the Decatur Metropolitan Area.
- The furthest airport from Pryor Field Regional Airport (DCU) is Margaret River Airport (MGV), which is located 11,180 miles (17,992 kilometers) away in Margaret River, Western Australia, Australia.