Nonstop flight route between Hillsboro / Portland, Oregon, United States and Ashburton, New Zealand:
Departure Airport:

Arrival Airport:

Distance from HIO to ASG:
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- About this route
- HIO Airport Information
- ASG Airport Information
- Facts about HIO
- Facts about ASG
- Map of Nearest Airports to HIO
- List of Nearest Airports to HIO
- Map of Furthest Airports from HIO
- List of Furthest Airports from HIO
- Map of Nearest Airports to ASG
- List of Nearest Airports to ASG
- Map of Furthest Airports from ASG
- List of Furthest Airports from ASG
About this route:
A direct, nonstop flight between Portland-Hillsboro Airport (HIO), Hillsboro / Portland, Oregon, United States and Ashburton Aerodrome (ASG), Ashburton, New Zealand would travel a Great Circle distance of 7,357 miles (or 11,840 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 Portland-Hillsboro Airport and Ashburton Aerodrome, 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 Portland-Hillsboro Airport and Ashburton Aerodrome. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HIO / KHIO |
Airport Name: | Portland-Hillsboro Airport |
Location: | Hillsboro / Portland, Oregon, United States |
GPS Coordinates: | 45°32'25"N by 122°56'59"W |
Operator/Owner: | Port of Portland |
Airport Type: | Public |
Elevation: | 204 feet (62 meters) |
# of Runways: | 2 |
View all routes: | Routes from HIO |
More Information: | HIO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ASG / NZAS |
Airport Name: | Ashburton Aerodrome |
Location: | Ashburton, New Zealand |
GPS Coordinates: | 43°54'11"S by 171°47'48"E |
Operator/Owner: | Ashburton Airport Authority |
Airport Type: | Public |
Elevation: | 298 feet (91 meters) |
# of Runways: | 4 |
View all routes: | Routes from ASG |
More Information: | ASG Maps & Info |
Facts about Portland-Hillsboro Airport (HIO):
- The furthest airport from Portland-Hillsboro Airport (HIO) is Tôlanaro Airport (FTU), which is located 10,913 miles (17,563 kilometers) away in Tôlanaro, Madagascar.
- A Horizon Air plane was hijacked on May 2, 1986, en route from Eugene to Portland, with the pilot able to convince the hijacker to allow the plane to land at HIO where the hijacker was arrested.
- Because of Portland-Hillsboro Airport's relatively low elevation of 204 feet, planes can take off or land at Portland-Hillsboro 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 airport was originally Hillsboro's municipal airport, which the Port of Portland bought in 1966.
- The closest airport to Portland-Hillsboro Airport (HIO) is Portland International Airport (PDX), which is located only 17 miles (28 kilometers) E of HIO.
- Portland-Hillsboro Airport (HIO) has 2 runways.
Facts about Ashburton Aerodrome (ASG):
- The furthest airport from Ashburton Aerodrome (ASG) is A Coruña Airport (LCG), which is nearly antipodal to Ashburton Aerodrome (meaning Ashburton Aerodrome is almost on the exact opposite side of the Earth from A Coruña Airport), and is located 12,394 miles (19,947 kilometers) away in A Coruña, Spain.
- Because of Ashburton Aerodrome's relatively low elevation of 298 feet, planes can take off or land at Ashburton Aerodrome 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.
- Ashburton Aerodrome (ASG) has 4 runways.
- The closest airport to Ashburton Aerodrome (ASG) is Richard Pearse Airport (Timaru Airport) (TIU), which is located 40 miles (64 kilometers) SW of ASG.