Nonstop flight route between Hondo, Texas, United States and Pituffik, Greenland:
Departure Airport:

Arrival Airport:

Distance from HDO to THU:
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- About this route
- HDO Airport Information
- THU Airport Information
- Facts about HDO
- Facts about THU
- Map of Nearest Airports to HDO
- List of Nearest Airports to HDO
- Map of Furthest Airports from HDO
- List of Furthest Airports from HDO
- Map of Nearest Airports to THU
- List of Nearest Airports to THU
- Map of Furthest Airports from THU
- List of Furthest Airports from THU
About this route:
A direct, nonstop flight between South Texas Regional Airport at Hondo (HDO), Hondo, Texas, United States and Thule Air Base (THU), Pituffik, Greenland would travel a Great Circle distance of 3,408 miles (or 5,485 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 South Texas Regional Airport at Hondo and Thule Air Base, 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 South Texas Regional Airport at Hondo and Thule Air Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HDO / KHDO |
Airport Name: | South Texas Regional Airport at Hondo |
Location: | Hondo, Texas, United States |
GPS Coordinates: | 29°21'33"N by 99°10'38"W |
Area Served: | Hondo, Texas |
Operator/Owner: | City of Hondo |
Airport Type: | Public |
Elevation: | 930 feet (283 meters) |
# of Runways: | 4 |
View all routes: | Routes from HDO |
More Information: | HDO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | THU / BGTL |
Airport Names: |
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Location: | Pituffik, Greenland |
GPS Coordinates: | 76°31'51"N by 68°42'11"W |
View all routes: | Routes from THU |
More Information: | THU Maps & Info |
Facts about South Texas Regional Airport at Hondo (HDO):
- For the 12-month period ending January 20, 2012, the airport had 95,000 general aviation aircraft operations, an average of 260 per day.
- South Texas Regional Airport at Hondo (HDO) has 4 runways.
- The furthest airport from South Texas Regional Airport at Hondo (HDO) is Sir Gaëtan Duval Airport (RRG), which is located 11,157 miles (17,955 kilometers) away in Rodrigues Island, Mauritius.
- Because of South Texas Regional Airport at Hondo's relatively low elevation of 930 feet, planes can take off or land at South Texas Regional Airport at Hondo 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 1957 a golf course was constructed on the base through the efforts of base commander Lt Col Earl V.
- Between 1945 and 1951 civilian operators such as the Hollaway flying school trained student pilots at the former base under the GI Bill.
- The closest airport to South Texas Regional Airport at Hondo (HDO) is Garner Field (UVA), which is located 36 miles (57 kilometers) WSW of HDO.
Facts about Thule Air Base (THU):
- The ratification of the treaty in 1951 did not change much, except that the Danish national flag Dannebrog must be side by side with Stars and Stripes on the base.
- After the German occupation of Denmark on 9 April 1940, Henrik Kauffmann Danish Ambassador to the United States, made an agreement "In the name of the king" with the United States authorizing the United States to defend the Danish colonies on Greenland from German aggression - this agreement faced Kaufmann with a charge of high treason.
- Thule Air Base is also home to the 821st Air Base Group and is responsible for air base support within the Thule Defense Area for the multinational population of "Team Thule." The base hosts the 12th Space Warning Squadron which operates a Ballistic Missile Early Warning System designed to detect and track ICBMs launched against North America.
- The furthest airport from Thule Air Base (THU) is Hobart International Airport (HBA), which is located 9,883 miles (15,905 kilometers) away in Hobart, Tasmania, Australia.
- The closest airport to Thule Air Base (THU) is Savissivik Heliport (SVR), which is located 69 miles (111 kilometers) ESE of THU.
- Thule AB was constructed in secret under the code name Operation Blue Jay, but the project was made public in September 1952.
- In the winter of 1956/57 three KC-97 tankers and alternately one of two RB-47H aircraft made polar flights to inspect Soviet defenses.
- In addition to being known as "Thule Air Base", another name for THU is "Thule AB".
- A delegation from NATO's Parliamentary Assembly visited Thule in early September 2010 and were told by the base commander that, at that time, approximately 600 personnel were serving at Thule, a mix of mostly U.S.
- In 1949, Denmark joined NATO and abandoned its attempt to remove the United States bases.