Nonstop flight route between Port Alexander, Alaska, United States and Nangan, Matsu Islands, Taiwan:
Departure Airport:

Arrival Airport:

Distance from PTD to LZN:
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- About this route
- PTD Airport Information
- LZN Airport Information
- Facts about PTD
- Facts about LZN
- Map of Nearest Airports to PTD
- List of Nearest Airports to PTD
- Map of Furthest Airports from PTD
- List of Furthest Airports from PTD
- Map of Nearest Airports to LZN
- List of Nearest Airports to LZN
- Map of Furthest Airports from LZN
- List of Furthest Airports from LZN
About this route:
A direct, nonstop flight between Port Alexander Seaplane Base (PTD), Port Alexander, Alaska, United States and Nangan Airport (LZN), Nangan, Matsu Islands, Taiwan would travel a Great Circle distance of 5,283 miles (or 8,502 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 Port Alexander Seaplane Base and Nangan 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 Port Alexander Seaplane Base and Nangan Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | PTD / PAAP |
Airport Names: |
|
Location: | Port Alexander, Alaska, United States |
GPS Coordinates: | 56°14'48"N by 134°38'53"W |
Area Served: | Port Alexander, Alaska |
Operator/Owner: | Alaska DOT&PF - Southeast Region |
Airport Type: | Public |
Elevation: | 0 feet (0 meters) |
# of Runways: | 1 |
View all routes: | Routes from PTD |
More Information: | PTD Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | LZN / RCFG |
Airport Names: |
|
Location: | Nangan, Matsu Islands, Taiwan |
GPS Coordinates: | 26°9'34"N by 119°57'29"E |
Operator/Owner: | N/A |
Airport Type: | Public |
Elevation: | 232 feet (71 meters) |
# of Runways: | 1 |
View all routes: | Routes from LZN |
More Information: | LZN Maps & Info |
Facts about Port Alexander Seaplane Base (PTD):
- Because of Port Alexander Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Port Alexander Seaplane Base 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 Port Alexander Seaplane Base (PTD) is Point Baker Seaplane Base (KPB), which is located 40 miles (64 kilometers) E of PTD.
- The furthest airport from Port Alexander Seaplane Base (PTD) is Port Alfred Airport (AFD), which is located 10,640 miles (17,123 kilometers) away in Port Alfred, South Africa.
- Port Alexander Seaplane Base (PTD) currently has only 1 runway.
- Port Alexander Seaplane Base is a state owned, public use seaplane base located in Port Alexander, a city at the southeastern corner of Baranof Island in the Petersburg Census Area of the U.S.
- In addition to being known as "Port Alexander Seaplane Base", another name for PTD is "AHP".
Facts about Nangan Airport (LZN):
- Nangan Airport (LZN) currently has only 1 runway.
- The closest airport to Nangan Airport (LZN) is Fuzhou Changle International Airport (FOC), which is located 24 miles (39 kilometers) SW of LZN.
- The furthest airport from Nangan Airport (LZN) is Resistencia International Airport (RES), which is nearly antipodal to Nangan Airport (meaning Nangan Airport is almost on the exact opposite side of the Earth from Resistencia International Airport), and is located 12,329 miles (19,841 kilometers) away in Resistencia, Chaco, Argentina.
- In addition to being known as "Nangan Airport", other names for LZN include "南竿航空站馬祖南竿機場" and "Nángān HángkōngzhànMǎzǔ Nángān Jīchǎng".
- Because of Nangan Airport's relatively low elevation of 232 feet, planes can take off or land at Nangan 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.