Nonstop flight route between Cold Bay, Alaska, United States and Hyder, Alaska, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from CDB to WHD:
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- About this route
- CDB Airport Information
- WHD Airport Information
- Facts about CDB
- Facts about WHD
- Map of Nearest Airports to CDB
- List of Nearest Airports to CDB
- Map of Furthest Airports from CDB
- List of Furthest Airports from CDB
- Map of Nearest Airports to WHD
- List of Nearest Airports to WHD
- Map of Furthest Airports from WHD
- List of Furthest Airports from WHD
About this route:
A direct, nonstop flight between Cold Bay Airport (CDB), Cold Bay, Alaska, United States and Hyder Seaplane Base (WHD), Hyder, Alaska, United States would travel a Great Circle distance of 1,268 miles (or 2,040 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 relatively short distance between Cold Bay Airport and Hyder Seaplane Base, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
| IATA / ICAO Codes: | CDB / PACD | 
| Airport Names: | 
 | 
| Location: | Cold Bay, Alaska, United States | 
| GPS Coordinates: | 55°12'19"N by 162°43'27"W | 
| Area Served: | Cold Bay, Alaska | 
| Operator/Owner: | State of Alaska DOT&PF - Central Region | 
| Airport Type: | Public | 
| Elevation: | 102 feet (31 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from CDB | 
| More Information: | CDB Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | WHD / | 
| Airport Names: | 
 | 
| Location: | Hyder, Alaska, United States | 
| GPS Coordinates: | 55°54'11"N by 130°0'24"W | 
| Area Served: | Hyder, Alaska | 
| Operator/Owner: | Alaska DOT&PF - Southeast Region | 
| Airport Type: | Public | 
| Elevation: | 0 feet (0 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from WHD | 
| More Information: | WHD Maps & Info | 
Facts about Cold Bay Airport (CDB):
- Cold Bay's main runway is the fifth-largest in Alaska and was built during World War II.
- Cold Bay Airport (CDB) has 2 runways.
- The closest airport to Cold Bay Airport (CDB) is King Cove Airport (KVC), which is located only 19 miles (31 kilometers) ESE of CDB.
- Because of Cold Bay Airport's relatively low elevation of 102 feet, planes can take off or land at Cold Bay 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 furthest airport from Cold Bay Airport (CDB) is Cape Town International Airport (CPT), which is located 10,968 miles (17,652 kilometers) away in Cape Town, South Africa.
- In the spring and summer of 1945, Cold Bay was the site of the largest and most ambitious transfer program of World War II, Project Hula, in which the United States transferred 149 ships and craft to the Soviet Union and trained 12,000 Soviet personnel in their operation in anticipation of the Soviet Union entering the war against Japan.
- In addition to being known as "Cold Bay Airport", other names for CDB include "Cold Bay Air Force Station" and "Fort Randall Army Airfield".
Facts about Hyder Seaplane Base (WHD):
- Because of Hyder Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Hyder 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.
- Hyder Seaplane Base (WHD) currently has only 1 runway.
- The closest airport to Hyder Seaplane Base (WHD) is Stewart Aerodrome (ZST), which is located only 2 miles (4 kilometers) NNE of WHD.
- The furthest airport from Hyder Seaplane Base (WHD) is Port Alfred Airport (AFD), which is located 10,540 miles (16,962 kilometers) away in Port Alfred, South Africa.
- Hyder Seaplane Base has one seaplane landing area designated N/S with a water surface measuring 10,000 by 1,000 feet.
- In addition to being known as "Hyder Seaplane Base", another name for WHD is "4Z7".




