Nonstop flight route between Hana, Hawaii, United States and Tacoma, Washington, United States:
Departure Airport:
Arrival Airport:
Distance from HNM to GRF:
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- About this route
- HNM Airport Information
- GRF Airport Information
- Facts about HNM
- Facts about GRF
- Map of Nearest Airports to HNM
- List of Nearest Airports to HNM
- Map of Furthest Airports from HNM
- List of Furthest Airports from HNM
- Map of Nearest Airports to GRF
- List of Nearest Airports to GRF
- Map of Furthest Airports from GRF
- List of Furthest Airports from GRF
About this route:
A direct, nonstop flight between Hana Airport (HNM), Hana, Hawaii, United States and Gray Army Airfield (GRF), Tacoma, Washington, United States would travel a Great Circle distance of 2,605 miles (or 4,192 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 Hana Airport and Gray Army Airfield, 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 Hana Airport and Gray Army Airfield. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | HNM / PHHN |
| Airport Name: | Hana Airport |
| Location: | Hana, Hawaii, United States |
| GPS Coordinates: | 20°47'44"N by 156°0'51"W |
| Area Served: | Hana, Hawaii |
| Operator/Owner: | Hawaii Department of Transportation |
| Airport Type: | Public |
| Elevation: | 78 feet (24 meters) |
| # of Runways: | 1 |
| View all routes: | Routes from HNM |
| More Information: | HNM Maps & Info |
Arrival Airport Information:
| IATA / ICAO Codes: | GRF / KGRF |
| Airport Names: |
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| Location: | Tacoma, Washington, United States |
| GPS Coordinates: | 47°4'45"N by 122°34'50"W |
| Operator/Owner: | U.S. Army ATCA-ASO |
| Airport Type: | Military |
| Elevation: | 300 feet (91 meters) |
| # of Runways: | 1 |
| View all routes: | Routes from GRF |
| More Information: | GRF Maps & Info |
Facts about Hana Airport (HNM):
- Because of Hana Airport's relatively low elevation of 78 feet, planes can take off or land at Hana 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.
- Hana Airport is part of a centralized state structure governing all of the airports and seaports of Hawaiʻi.
- The closest airport to Hana Airport (HNM) is Kahului Airport (OGG), which is located 28 miles (45 kilometers) WNW of HNM.
- The furthest airport from Hana Airport (HNM) is Maun Airport (MUB), which is nearly antipodal to Hana Airport (meaning Hana Airport is almost on the exact opposite side of the Earth from Maun Airport), and is located 12,370 miles (19,907 kilometers) away in Maun, Botswana.
- Hana Airport (HNM) currently has only 1 runway.
Facts about Gray Army Airfield (GRF):
- After the Korean War, the 2d Aviation Company, of the 2d Infantry Division, which had been the first helicopter unit in Korea, returned to Fort Lewis with observation/spotter aircraft L-19 Bird Dogs, and L-20 Beavers, as well as H-23 Raven helicopters.
- In addition to being known as "Gray Army Airfield", another name for GRF is "(Joint Base Lewis-McChord)".
- The field is named in honor of Captain Lawrence C.
- Gray Army Airfield (GRF) currently has only 1 runway.
- Reactivated following service in Vietnam, the 9th Infantry Division aviation units occupied GAAF in 1972.
- World War II cantonment construction involved the demolition of some of the pre-1941 buildings.
- The closest airport to Gray Army Airfield (GRF) is McChord Field/McChord AFB (TCM), which is located only 6 miles (10 kilometers) NE of GRF.
- Because of Gray Army Airfield's relatively low elevation of 300 feet, planes can take off or land at Gray Army 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 furthest airport from Gray Army Airfield (GRF) is Tôlanaro Airport (FTU), which is located 10,809 miles (17,395 kilometers) away in Tôlanaro, Madagascar.
- The Army Air Force closed its facilities in 1947.
- During the Korean War, GAAF continued in the role as a training and division support field.
