Nonstop flight route between Petersburg, Alaska, United States and Agana, Guam:
Departure Airport:

Arrival Airport:

Distance from PSG to UAM:
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- About this route
- PSG Airport Information
- UAM Airport Information
- Facts about PSG
- Facts about UAM
- Map of Nearest Airports to PSG
- List of Nearest Airports to PSG
- Map of Furthest Airports from PSG
- List of Furthest Airports from PSG
- Map of Nearest Airports to UAM
- List of Nearest Airports to UAM
- Map of Furthest Airports from UAM
- List of Furthest Airports from UAM
About this route:
A direct, nonstop flight between Petersburg James A. Johnson Airport (PSG), Petersburg, Alaska, United States and Andersen Air Force Base (UAM), Agana, Guam would travel a Great Circle distance of 5,139 miles (or 8,270 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 Petersburg James A. Johnson Airport and Andersen Air Force 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 Petersburg James A. Johnson Airport and Andersen Air Force Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | PSG / PAPG |
Airport Name: | Petersburg James A. Johnson Airport |
Location: | Petersburg, Alaska, United States |
GPS Coordinates: | 56°48'5"N by 132°56'45"W |
Area Served: | Petersburg, Alaska |
Airport Type: | Public |
Elevation: | 113 feet (34 meters) |
# of Runways: | 1 |
View all routes: | Routes from PSG |
More Information: | PSG Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | UAM / PGUA |
Airport Name: | Andersen Air Force Base |
Location: | Agana, Guam |
GPS Coordinates: | 13°34'51"N by 144°55'27"E |
View all routes: | Routes from UAM |
More Information: | UAM Maps & Info |
Facts about Petersburg James A. Johnson Airport (PSG):
- The closest airport to Petersburg James A. Johnson Airport (PSG) is Wrangell Airport (WRG), which is located 31 miles (50 kilometers) SE of PSG.
- Because of Petersburg James A. Johnson Airport's relatively low elevation of 113 feet, planes can take off or land at Petersburg James A. Johnson 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 Petersburg James A. Johnson Airport (PSG) is Port Alfred Airport (AFD), which is located 10,570 miles (17,010 kilometers) away in Port Alfred, South Africa.
- Petersburg James A. Johnson Airport (PSG) currently has only 1 runway.
Facts about Andersen Air Force Base (UAM):
- However, the FEAF Bomber Command was inactivated in 1954 and its three B-29 wings returned stateside and replaced with B-47s.
- The Japanese managed to contain the marines on two beachheads, but their counter-attack failed.
- In support of Operation Arc Light, SAC activated the 4133rd Bombardment Wing on 1 February 1966, though the 3960th Strategic Wing, originally activated in 1955 as the 3960th Air Base Wing, continued as the base's host wing until it was inactivated and replaced by the 43rd Strategic Wing on 1 April 1970.
- The furthest airport from Andersen Air Force Base (UAM) is Salvador-Deputado Luís Eduardo Magalhães International Airport (2 de Julho) (SSA), which is nearly antipodal to Andersen Air Force Base (meaning Andersen Air Force Base is almost on the exact opposite side of the Earth from Salvador-Deputado Luís Eduardo Magalhães International Airport (2 de Julho)), and is located 12,214 miles (19,656 kilometers) away in Salvador, Bahia, Brazil.
- The closest airport to Andersen Air Force Base (UAM) is Guam International Airport (GUM), which is located only 11 miles (17 kilometers) SW of UAM.
- In October 1949, the 19th Wing again became subordinated to the 20th Air Force and the remaining units in the Marianas and Bonin Islands were transferred to other organizations.