Nonstop flight route between Tainan City, Taiwan, Republic of China and Tacoma, Washington, United States:
Departure Airport:

Arrival Airport:

Distance from TNN to TCM:
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- About this route
- TNN Airport Information
- TCM Airport Information
- Facts about TNN
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- Map of Nearest Airports to TNN
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- Map of Furthest Airports from TNN
- List of Furthest Airports from TNN
- Map of Nearest Airports to TCM
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- List of Furthest Airports from TCM
About this route:
A direct, nonstop flight between Tainan Airport (TNN), Tainan City, Taiwan, Republic of China and McChord Field/McChord AFB (TCM), Tacoma, Washington, United States would travel a Great Circle distance of 6,225 miles (or 10,018 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 Tainan Airport and McChord Field/McChord AFB, 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 Tainan Airport and McChord Field/McChord AFB. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | TNN / RCNN |
Airport Names: |
|
Location: | Tainan City, Taiwan, Republic of China |
GPS Coordinates: | 22°57'1"N by 120°12'20"E |
Operator/Owner: | Civil Aeronautics Administration |
Airport Type: | Public |
Elevation: | 63 feet (19 meters) |
# of Runways: | 2 |
View all routes: | Routes from TNN |
More Information: | TNN Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | TCM / KTCM |
Airport Names: |
|
Location: | Tacoma, Washington, United States |
GPS Coordinates: | 47°8'16"N by 122°28'35"W |
Operator/Owner: | U.S. Air Force |
Airport Type: | Military: Air Force Base |
Elevation: | 322 feet (98 meters) |
# of Runways: | 2 |
View all routes: | Routes from TCM |
More Information: | TCM Maps & Info |
Facts about Tainan Airport (TNN):
- In addition to being known as "Tainan Airport", other names for TNN include "臺南航空站台南機場" and "Táinán HángkōngzhànTáinán Jīchǎng".
- The closest airport to Tainan Airport (TNN) is Kaohsiung International Airport (Kaohsiung Siaogang Airport) (KHH), which is located 27 miles (44 kilometers) SSE of TNN.
- Because of Tainan Airport's relatively low elevation of 63 feet, planes can take off or land at Tainan 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.
- On 24 February 1969, Far Eastern Air Transport Flight 104, a Handley Page Dart Herald with 36 passengers and crew board, crashed while attempting an emergency landing at Tainan.
- Tainan Airport (TNN) has 2 runways.
- The furthest airport from Tainan Airport (TNN) is Dr. Luis María Argaña International Airport (ESG), which is nearly antipodal to Tainan Airport (meaning Tainan Airport is almost on the exact opposite side of the Earth from Dr. Luis María Argaña International Airport), and is located 12,355 miles (19,883 kilometers) away in Mariscal Estigarribia, Paraguay.
- Because of the shared use with the Air Force, the airport terminal was built quite a distance away from the airfield.
Facts about McChord Field/McChord AFB (TCM):
- During the International Geophysical Year 1957–1958, and subsequently through 1962 the 62d TCW supported scientific stations in the Arctic Ocean by airlanding and airdropping supplies on the drifting ice.
- The closest airport to McChord Field/McChord AFB (TCM) is Gray Army Airfield (GRF), which is located only 6 miles (10 kilometers) SW of TCM.
- The furthest airport from McChord Field/McChord AFB (TCM) is Tôlanaro Airport (FTU), which is located 10,803 miles (17,386 kilometers) away in Tôlanaro, Madagascar.
- McChord Field/McChord AFB (TCM) has 2 runways.
- The McChord Air Museum features exhibits about McChord Field and a collection of restored military aircraft.
- Because of McChord Field/McChord AFB's relatively low elevation of 322 feet, planes can take off or land at McChord Field/McChord AFB 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 1945 McChord was designated as a permanent station by the Army Air Forces.
- In 1940 McChord Field became the headquarters of the GHQ Air Force Northwest Air District, with a mission for the defense of the Pacific Northwest and Upper Great Plains regions of the United States.
- In addition to being known as "McChord Field/McChord AFB", another name for TCM is "Part of Air Mobility Command (AMC)".
- SeADS was inactivated on 1 April 1966 and the SAGE headquarters combat center came under the 25th Air Division.