Nonstop flight route between Terrell, Texas, United States and St Athan, Wales, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from TRL to DGX:
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- About this route
- TRL Airport Information
- DGX Airport Information
- Facts about TRL
- Facts about DGX
- Map of Nearest Airports to TRL
- List of Nearest Airports to TRL
- Map of Furthest Airports from TRL
- List of Furthest Airports from TRL
- Map of Nearest Airports to DGX
- List of Nearest Airports to DGX
- Map of Furthest Airports from DGX
- List of Furthest Airports from DGX
About this route:
A direct, nonstop flight between Terrell Municipal Airport (TRL), Terrell, Texas, United States and MoD St Athan (DGX), St Athan, Wales, United Kingdom would travel a Great Circle distance of 4,605 miles (or 7,411 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 Terrell Municipal Airport and MoD St Athan, 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 Terrell Municipal Airport and MoD St Athan. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | TRL / KTRL |
Airport Name: | Terrell Municipal Airport |
Location: | Terrell, Texas, United States |
GPS Coordinates: | 32°42'33"N by 96°16'2"W |
Operator/Owner: | 474 |
Airport Type: | City of Terrell, Texas |
Elevation: | 145 feet (44 meters) |
# of Runways: | 2 |
View all routes: | Routes from TRL |
More Information: | TRL Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | DGX / EGDX |
Airport Name: | MoD St Athan |
Location: | St Athan, Wales, United Kingdom |
GPS Coordinates: | 51°24'16"N by 3°26'8"W |
Operator/Owner: | Ministry of Defence |
Airport Type: | Military |
Elevation: | 163 feet (50 meters) |
# of Runways: | 1 |
View all routes: | Routes from DGX |
More Information: | DGX Maps & Info |
Facts about Terrell Municipal Airport (TRL):
- The furthest airport from Terrell Municipal Airport (TRL) is Sir Gaëtan Duval Airport (RRG), which is located 10,894 miles (17,532 kilometers) away in Rodrigues Island, Mauritius.
- The closest airport to Terrell Municipal Airport (TRL) is Majors Airport (GVT), which is located 27 miles (44 kilometers) NNE of TRL.
- The airport has services for commercial and private aviation.
- The airport, actually only a grass field, was first used by a local flying club beginning in the Fall of 1940.
- Terrell Municipal Airport (TRL) has 2 runways.
- Because of Terrell Municipal Airport's relatively low elevation of 145 feet, planes can take off or land at Terrell Municipal 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 MoD St Athan (DGX):
- The furthest airport from MoD St Athan (DGX) is Dunedin International Airport (DUD), which is located 11,960 miles (19,248 kilometers) away in Dunedin, Otago, New Zealand.
- RAF St Athan was also home for the Royal Air Force Administrative Apprentice Training School.
- MoD St Athan (DGX) currently has only 1 runway.
- Because of MoD St Athan's relatively low elevation of 163 feet, planes can take off or land at MoD St Athan 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 2006, the Special Forces Support Group was raised at St Athan and the Welsh Guards returned to London.
- The closest airport to MoD St Athan (DGX) is Cardiff Airport (CWL), which is located only 4 miles (6 kilometers) E of DGX.
- The last aircraft to be serviced at St Athan, a Vickers VC10, departed the site on 23 February 2012.
- In March 2004, however, DARA announced the loss of 550 jobs at St Athan as part of streamlining to make DARA more efficient and better able to compete with the private sector for lucrative aircraft repair contracts, but also because they lost out to a direct RAF bid for a contract to upgrade the air force's fleet of ageing Harrier jump jet aircraft.