Nonstop flight route between Portland, Oregon, United States and Anshu, Guizhou Province, China:
Departure Airport:

Arrival Airport:

Distance from TTD to AVA:
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- About this route
- TTD Airport Information
- AVA Airport Information
- Facts about TTD
- Facts about AVA
- Map of Nearest Airports to TTD
- List of Nearest Airports to TTD
- Map of Furthest Airports from TTD
- List of Furthest Airports from TTD
- Map of Nearest Airports to AVA
- List of Nearest Airports to AVA
- Map of Furthest Airports from AVA
- List of Furthest Airports from AVA
About this route:
A direct, nonstop flight between Portland-Troutdale Airport (TTD), Portland, Oregon, United States and Anshun Huangguoshu Airport (AVA), Anshu, Guizhou Province, China would travel a Great Circle distance of 6,623 miles (or 10,659 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-Troutdale Airport and Anshun Huangguoshu 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-Troutdale Airport and Anshun Huangguoshu Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | TTD / KTTD |
Airport Name: | Portland-Troutdale Airport |
Location: | Portland, Oregon, United States |
GPS Coordinates: | 45°32'57"N by 122°24'3"W |
Area Served: | Portland, Oregon |
Operator/Owner: | Port of Portland |
Airport Type: | Public |
Elevation: | 39 feet (12 meters) |
# of Runways: | 1 |
View all routes: | Routes from TTD |
More Information: | TTD Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | AVA / ZUAS |
Airport Names: |
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Location: | Anshu, Guizhou Province, China |
GPS Coordinates: | 26°15'38"N by 105°52'23"E |
Airport Type: | Military/Public |
View all routes: | Routes from AVA |
More Information: | AVA Maps & Info |
Facts about Portland-Troutdale Airport (TTD):
- The furthest airport from Portland-Troutdale Airport (TTD) is Tôlanaro Airport (FTU), which is located 10,901 miles (17,543 kilometers) away in Tôlanaro, Madagascar.
- Portland-Troutdale Airport (TTD) currently has only 1 runway.
- Portland-Troutdale Airport is a public use airport located 10 nautical miles east of the central business district of Portland, in Multnomah County, Oregon, United States.
- Because of Portland-Troutdale Airport's relatively low elevation of 39 feet, planes can take off or land at Portland-Troutdale 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 purchased by the Port of Portland in 1942, serving as a reliever airport for nearby Portland International Airport until the 1950s.
- The closest airport to Portland-Troutdale Airport (TTD) is Portland International Airport (PDX), which is located only 10 miles (16 kilometers) WNW of TTD.
Facts about Anshun Huangguoshu Airport (AVA):
- In addition to being known as "Anshun Huangguoshu Airport", other names for AVA include "安顺黄果树机场" and "Ānshùn Huángguǒshù Jīchǎng".
- The closest airport to Anshun Huangguoshu Airport (AVA) is Guiyang Longdongbao International Airport (KWE), which is located 61 miles (97 kilometers) ENE of AVA.
- The furthest airport from Anshun Huangguoshu Airport (AVA) is Chañaral Airport (CNR), which is nearly antipodal to Anshun Huangguoshu Airport (meaning Anshun Huangguoshu Airport is almost on the exact opposite side of the Earth from Chañaral Airport), and is located 12,219 miles (19,664 kilometers) away in Chañaral, Atacama Region, Chile.