Nonstop flight route between Port Alexander, Alaska, United States and Kolonia, Federated States of Micronesia:
Departure Airport:
Arrival Airport:
Distance from PTD to PNI:
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- About this route
 - PTD Airport Information
 - PNI Airport Information
 - Facts about PTD
 - Facts about PNI
 - 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 PNI
 - List of Nearest Airports to PNI
 - Map of Furthest Airports from PNI
 - List of Furthest Airports from PNI
 
About this route:
A direct, nonstop flight between Port Alexander Seaplane Base (PTD), Port Alexander, Alaska, United States and Pohnpei International Airport (PNI), Kolonia, Federated States of Micronesia would travel a Great Circle distance of 4,948 miles (or 7,964 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 Pohnpei International 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 Pohnpei International 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: | 
                    
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| 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: | PNI / PTPN | 
| Airport Name: | Pohnpei International Airport | 
| Location: | Kolonia, Federated States of Micronesia | 
| GPS Coordinates: | 6°59'6"N by 158°12'32"E | 
| Area Served: | Pohnpei | 
| Airport Type: | Public | 
| Elevation: | 10 feet (3 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from PNI | 
| More Information: | PNI Maps & Info | 
Facts about Port Alexander Seaplane Base (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.
 - 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.
 - In addition to being known as "Port Alexander Seaplane Base", another name for PTD is "AHP".
 - 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.
 
Facts about Pohnpei International Airport (PNI):
- Pohnpei International Airport (PNI) currently has only 1 runway.
 - The closest airport to Pohnpei International Airport (PNI) is Kosrae International Airport (KSA), which is located 345 miles (555 kilometers) ESE of PNI.
 - Because of Pohnpei International Airport's relatively low elevation of 10 feet, planes can take off or land at Pohnpei International 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.
 - Like many islands within the region, commercial air service is rather limited due to small population and tourist traffic.
 - The furthest airport from Pohnpei International Airport (PNI) is RAF Ascension (ASI), which is located 11,926 miles (19,192 kilometers) away in Georgetown, Ascension Island, Saint Helena.
 
