Nonstop flight route between Mokuleia, Hawaii, United States and Port Graham, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from HDH to PGM:
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- About this route
- HDH Airport Information
- PGM Airport Information
- Facts about HDH
- Facts about PGM
- Map of Nearest Airports to HDH
- List of Nearest Airports to HDH
- Map of Furthest Airports from HDH
- List of Furthest Airports from HDH
- Map of Nearest Airports to PGM
- List of Nearest Airports to PGM
- Map of Furthest Airports from PGM
- List of Furthest Airports from PGM
About this route:
A direct, nonstop flight between Dillingham Airfield (HDH), Mokuleia, Hawaii, United States and Port Graham Airport (PGM), Port Graham, Alaska, United States would travel a Great Circle distance of 2,628 miles (or 4,230 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 Dillingham Airfield and Port Graham 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 Dillingham Airfield and Port Graham Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HDH / PHDH |
Airport Name: | Dillingham Airfield |
Location: | Mokuleia, Hawaii, United States |
GPS Coordinates: | 21°34'45"N by 158°11'49"W |
Operator/Owner: | U.S. Army |
Airport Type: | Public / Military |
Elevation: | 14 feet (4 meters) |
# of Runways: | 1 |
View all routes: | Routes from HDH |
More Information: | HDH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | PGM / |
Airport Name: | Port Graham Airport |
Location: | Port Graham, Alaska, United States |
GPS Coordinates: | 59°20'53"N by 151°49'54"W |
Area Served: | Port Graham, Alaska |
Operator/Owner: | Alaska DOT&PF - Central Region |
Airport Type: | Public |
Elevation: | 93 feet (28 meters) |
# of Runways: | 1 |
View all routes: | Routes from PGM |
More Information: | PGM Maps & Info |
Facts about Dillingham Airfield (HDH):
- The furthest airport from Dillingham Airfield (HDH) is Ghanzi Airport (GNZ), which is nearly antipodal to Dillingham Airfield (meaning Dillingham Airfield is almost on the exact opposite side of the Earth from Ghanzi Airport), and is located 12,425 miles (19,995 kilometers) away in Ghanzi, Botswana.
- Dillingham Airfield (HDH) currently has only 1 runway.
- Because of Dillingham Airfield's relatively low elevation of 14 feet, planes can take off or land at Dillingham Airfield 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 closest airport to Dillingham Airfield (HDH) is Wheeler AAF (HHI), which is located only 12 miles (19 kilometers) ESE of HDH.
- The television series Hawaii Five-0 also used Dillingham Airfield in its second episode, Ohana, originally aired on 27 September 2010.
- The runway was paved, extended to 9,000 feet long, and a crosswind runway added from 1942-1945.
Facts about Port Graham Airport (PGM):
- Port Graham Airport (PGM) currently has only 1 runway.
- The closest airport to Port Graham Airport (PGM) is Nanwalek Airport (formerly English Bay Airport) (KEB), which is located only 3 miles (5 kilometers) W of PGM.
- Because of Port Graham Airport's relatively low elevation of 93 feet, planes can take off or land at Port Graham 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 Port Graham Airport (PGM) is Port Elizabeth International Airport (PLZ), which is located 10,680 miles (17,188 kilometers) away in Port Elizabeth, South Africa.