Nonstop flight route between Hillsboro / Portland, Oregon, United States and Coonamble, New South Wales, Australia:
Departure Airport:

Arrival Airport:

Distance from HIO to CNB:
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- About this route
- HIO Airport Information
- CNB Airport Information
- Facts about HIO
- Facts about CNB
- 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 CNB
- List of Nearest Airports to CNB
- Map of Furthest Airports from CNB
- List of Furthest Airports from CNB
About this route:
A direct, nonstop flight between Portland-Hillsboro Airport (HIO), Hillsboro / Portland, Oregon, United States and Coonamble Airport (CNB), Coonamble, New South Wales, Australia would travel a Great Circle distance of 7,649 miles (or 12,310 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 Coonamble 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 Portland-Hillsboro Airport and Coonamble Airport. 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: | CNB / YCNM |
Airport Name: | Coonamble Airport |
Location: | Coonamble, New South Wales, Australia |
GPS Coordinates: | 30°58'59"S by 148°22'30"E |
Operator/Owner: | Coonamble Shire Council |
Airport Type: | Public |
Elevation: | 604 feet (184 meters) |
# of Runways: | 2 |
View all routes: | Routes from CNB |
More Information: | CNB Maps & Info |
Facts about Portland-Hillsboro Airport (HIO):
- 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.
- 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.
- 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 field was also considered as a possible Naval air station in 1946 and again in 1955, but was eventually rejected by the Navy.
- As of 2005 the airport handled 223,000 takeoffs and landings.
- Located in Portland's western and Washington County suburbs, Hillsboro Airport is connected to the metropolitan area by TriMet buses and the MAX Blue Line's Fair Complex/Hillsboro Airport station.
Facts about Coonamble Airport (CNB):
- Because of Coonamble Airport's relatively low elevation of 604 feet, planes can take off or land at Coonamble 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 closest airport to Coonamble Airport (CNB) is Coonabarabran Airport (COJ), which is located 58 miles (93 kilometers) ESE of CNB.
- Coonamble Airport (CNB) has 2 runways.
- The furthest airport from Coonamble Airport (CNB) is Horta International Airport (HOR), which is located 11,891 miles (19,136 kilometers) away in Horta, Azores, Portugal.