Nonstop flight route between San Antonio, Texas, United States and Derry, Northern Ireland, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from SAT to LDY:
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- About this route
- SAT Airport Information
- LDY Airport Information
- Facts about SAT
- Facts about LDY
- Map of Nearest Airports to SAT
- List of Nearest Airports to SAT
- Map of Furthest Airports from SAT
- List of Furthest Airports from SAT
- Map of Nearest Airports to LDY
- List of Nearest Airports to LDY
- Map of Furthest Airports from LDY
- List of Furthest Airports from LDY
About this route:
A direct, nonstop flight between San Antonio International Airport (SAT), San Antonio, Texas, United States and City of Derry Airport (LDY), Derry, Northern Ireland, United Kingdom would travel a Great Circle distance of 4,622 miles (or 7,438 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 San Antonio International Airport and City of Derry 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 San Antonio International Airport and City of Derry Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SAT / KSAT |
Airport Name: | San Antonio International Airport |
Location: | San Antonio, Texas, United States |
GPS Coordinates: | 29°31'36"N by 98°28'18"W |
Area Served: | San Antonio–New Braunfels |
Operator/Owner: | City of San Antonio |
Airport Type: | Public |
Elevation: | 809 feet (247 meters) |
# of Runways: | 3 |
View all routes: | Routes from SAT |
More Information: | SAT Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | LDY / EGAE |
Airport Names: |
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Location: | Derry, Northern Ireland, United Kingdom |
GPS Coordinates: | 55°2'34"N by 7°9'42"W |
Area Served: | Derry, United Kingdom |
Operator/Owner: | Derry City Council |
Airport Type: | Public |
Elevation: | 23 feet (7 meters) |
# of Runways: | 1 |
View all routes: | Routes from LDY |
More Information: | LDY Maps & Info |
Facts about San Antonio International Airport (SAT):
- The shortest flight from San Antonio International Airport is to Houston's George Bush Intercontinental Airport, a distance of 191 miles, with an average duration of 50 minutes.
- Public transportation to and from the airport is provided by VIA Metropolitan Transit Authority's Route 5 bus.
- In 1994 a second Airport Master Plan was developed that would take the airport well into the 21st century.
- Because of San Antonio International Airport's relatively low elevation of 809 feet, planes can take off or land at San Antonio 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 furthest airport from San Antonio International Airport (SAT) is Sir Gaëtan Duval Airport (RRG), which is located 11,114 miles (17,886 kilometers) away in Rodrigues Island, Mauritius.
- San Antonio International Airport handled 8,034,720 passengers last year.
- The closest airport to San Antonio International Airport (SAT) is Randolph Air Force Base Joint Base San Antonio (RND), which is located only 12 miles (19 kilometers) E of SAT.
- San Antonio International Airport (SAT) has 3 runways.
Facts about City of Derry Airport (LDY):
- The furthest airport from City of Derry Airport (LDY) is Ryan's Creek Aerodrome (SZS), which is located 11,838 miles (19,051 kilometers) away in Stewart Island, New Zealand.
- In addition to being known as "City of Derry Airport", another name for LDY is "Londonderry/Eglinton Airport[1]".
- Because of City of Derry Airport's relatively low elevation of 23 feet, planes can take off or land at City of Derry 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 major redevelopment programme was undertaken by the Council from 1989 to 1993 with grant aid from the European Regional Development Fund.
- The closest airport to City of Derry Airport (LDY) is Belfast International Airport (BFS), which is located 46 miles (74 kilometers) SE of LDY.
- City of Derry Airport (LDY) currently has only 1 runway.
- In January 2009 the council appointed Albert Harrison, the former head of Belfast International Airport, as the new manager of the airport.
- As of April 2010, it has been reported that the airport has emerged from passenger recession, with passenger numbers released for February of the same year showing an increase over that of the same period for the year before.
- In May 2006, the European Commission gave its approval for the British and Irish governments to invest €15 million in the airport.
- City of Derry Airport handled 384,973 passengers last year.
- A report by Ilex-URC in September 2010, pointed out that there is intentions to grow and increase the number of scheduled routes out of the airport from 7 as of 2010, to 10 by 2015, and 15 by 2020.