Nonstop flight route between Jeju province, South Korea and Willow Grove, Pennsylvania, United States:
Departure Airport:
Arrival Airport:
Distance from JDG to NXX:
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- About this route
 - JDG Airport Information
 - NXX Airport Information
 - Facts about JDG
 - Facts about NXX
 - Map of Nearest Airports to JDG
 - List of Nearest Airports to JDG
 - Map of Furthest Airports from JDG
 - List of Furthest Airports from JDG
 - Map of Nearest Airports to NXX
 - List of Nearest Airports to NXX
 - Map of Furthest Airports from NXX
 - List of Furthest Airports from NXX
 
About this route:
A direct, nonstop flight between Jeongseok / Jungseok Airport (JDG), Jeju province, South Korea and NAS JRB Willow Grove (NXX), Willow Grove, Pennsylvania, United States would travel a Great Circle distance of 7,164 miles (or 11,529 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 Jeongseok / Jungseok Airport and NAS JRB Willow Grove, 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 Jeongseok / Jungseok Airport and NAS JRB Willow Grove. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | JDG / RKPD | 
| Airport Name: | Jeongseok / Jungseok Airport | 
| Location: | Jeju province, South Korea | 
| GPS Coordinates: | 33°23'48"N by 126°42'46"E | 
| Area Served: | Jeju | 
| Airport Type: | Public | 
| Elevation: | 1171 feet (357 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from JDG | 
| More Information: | JDG Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | NXX / KNXX | 
| Airport Name: | NAS JRB Willow Grove | 
| Location: | Willow Grove, Pennsylvania, United States | 
| GPS Coordinates: | 40°11'59"N by 75°8'53"W | 
| Operator/Owner: | United States Navy | 
| Airport Type: | Military: Naval Air Station | 
| Elevation: | 335 feet (102 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from NXX | 
| More Information: | NXX Maps & Info | 
Facts about Jeongseok / Jungseok Airport (JDG):
- The furthest airport from Jeongseok / Jungseok Airport (JDG) is Treinta y Tres Airport (TYT), which is nearly antipodal to Jeongseok / Jungseok Airport (meaning Jeongseok / Jungseok Airport is almost on the exact opposite side of the Earth from Treinta y Tres Airport), and is located 12,374 miles (19,914 kilometers) away in Treinta y Tres, Treinta y Tres, Uruguay.
 - The closest airport to Jeongseok / Jungseok Airport (JDG) is Jeju International Airport (CJU), which is located only 15 miles (24 kilometers) WNW of JDG.
 - Jeongseok / Jungseok Airport (JDG) currently has only 1 runway.
 
Facts about NAS JRB Willow Grove (NXX):
- Because of NAS JRB Willow Grove's relatively low elevation of 335 feet, planes can take off or land at NAS JRB Willow Grove 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.
 - On September 30, 2007, pursuant to direction of BRAC 2005, the Air Force Reserve Command disestablished the 913th Airlift Wing at the collocated Willow Grove ARS, redistributing its C-130 Hercules aircraft to other active duty Air Force and Air Force Reserve units.
 - The closest airport to NAS JRB Willow Grove (NXX) is Wings Field (BBX), which is located only 8 miles (12 kilometers) SW of NXX.
 - On February 29, 2008, the Commonwealth of Pennsylvania released a report detailing a plan for a joint interagency installation, with a mission of national defense, homeland security and emergency preparedness.
 - After the start of World War II, the United States purchased the property, under threat of eminent domain.
 - Final closure of NAS JRB Willow Grove occurred on September 15, 2011.
 - The furthest airport from NAS JRB Willow Grove (NXX) is Margaret River Airport (MGV), which is located 11,726 miles (18,871 kilometers) away in Margaret River, Western Australia, Australia.
 - NAS JRB Willow Grove (NXX) currently has only 1 runway.
 
