Nonstop flight route between Piura, Peru and Tacoma, Washington, United States:
Departure Airport:

Arrival Airport:

Distance from PIU to GRF:
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- About this route
- PIU Airport Information
- GRF Airport Information
- Facts about PIU
- Facts about GRF
- Map of Nearest Airports to PIU
- List of Nearest Airports to PIU
- Map of Furthest Airports from PIU
- List of Furthest Airports from PIU
- 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 Cap. FAP Guillermo Concha Iberico International Airport (PIU), Piura, Peru and Gray Army Airfield (GRF), Tacoma, Washington, United States would travel a Great Circle distance of 4,424 miles (or 7,120 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 Cap. FAP Guillermo Concha Iberico International 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 Cap. FAP Guillermo Concha Iberico International 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: | PIU / SPUR |
Airport Name: | Cap. FAP Guillermo Concha Iberico International Airport |
Location: | Piura, Peru |
GPS Coordinates: | 5°12'0"S by 80°37'0"W |
Operator/Owner: | ADP |
Airport Type: | Public |
Elevation: | 174 feet (53 meters) |
# of Runways: | 1 |
View all routes: | Routes from PIU |
More Information: | PIU Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | GRF / KGRF |
Airport Names: |
|
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 Cap. FAP Guillermo Concha Iberico International Airport (PIU):
- The furthest airport from Cap. FAP Guillermo Concha Iberico International Airport (PIU) is Penang International Airport (PEN), which is nearly antipodal to Cap. FAP Guillermo Concha Iberico International Airport (meaning Cap. FAP Guillermo Concha Iberico International Airport is almost on the exact opposite side of the Earth from Penang International Airport), and is located 12,375 miles (19,916 kilometers) away in Penang, Malaysia.
- The closest airport to Cap. FAP Guillermo Concha Iberico International Airport (PIU) is Cap. FAP Victor Montes Arias Airport (TYL), which is located 61 miles (99 kilometers) NW of PIU.
- Cap. FAP Guillermo Concha Iberico International Airport (PIU) currently has only 1 runway.
- Because of Cap. FAP Guillermo Concha Iberico International Airport's relatively low elevation of 174 feet, planes can take off or land at Cap. FAP Guillermo Concha Iberico International 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.
Facts about Gray Army Airfield (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.
- In addition to being known as "Gray Army Airfield", another name for GRF is "(Joint Base Lewis-McChord)".
- In October 1921 Curtiss JN-4 “Jenny” biplanes flew from the Naval Station at Sand Point to a grass airfield at what was then called "Camp Lewis", located at a site just west of today’s Gray AAF.
- It should not confused with Robert Gray Army Airfield at Fort Hood in Texas.
- With World War II, Gray Army Airfield received 1.7 million dollars for new hangars and improved facilities.
- 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 closest airport to Gray Army Airfield (GRF) is McChord Field/McChord AFB (TCM), which is located only 6 miles (10 kilometers) NE of GRF.
- The 9th Cavalry Brigade in the 1980s developed air-assault strategies with their AH-1 Cobra helicopters based upon experiences learned in Vietnam.
- Reactivated following service in Vietnam, the 9th Infantry Division aviation units occupied GAAF in 1972.
- Gray Army Airfield (GRF) currently has only 1 runway.
- The Washington National Guard 66th Aviation Brigade trains at Grey AAF and provides transportation support for fighting wildfires.