Nonstop flight route between Hyder, Alaska, United States and Betou, Republic of the Congo:
Departure Airport:

Arrival Airport:

Distance from WHD to BTB:
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- About this route
- WHD Airport Information
- BTB Airport Information
- Facts about WHD
- Facts about BTB
- Map of Nearest Airports to WHD
- List of Nearest Airports to WHD
- Map of Furthest Airports from WHD
- List of Furthest Airports from WHD
- Map of Nearest Airports to BTB
- List of Nearest Airports to BTB
- Map of Furthest Airports from BTB
- List of Furthest Airports from BTB
About this route:
A direct, nonstop flight between Hyder Seaplane Base (WHD), Hyder, Alaska, United States and Bétou Airport (BTB), Betou, Republic of the Congo would travel a Great Circle distance of 7,992 miles (or 12,863 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 Hyder Seaplane Base and Bétou 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 Hyder Seaplane Base and Bétou Airport. You'll see that it will travel the same route of the red line on this map!
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | BTB / FCOT |
Airport Name: | Bétou Airport |
Location: | Betou, Republic of the Congo |
GPS Coordinates: | 3°2'59"N by 18°30'0"E |
Area Served: | Bétou, Republic of Congo |
Elevation: | 1168 feet (356 meters) |
View all routes: | Routes from BTB |
More Information: | BTB Maps & Info |
Facts about Hyder Seaplane Base (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 (WHD) currently has only 1 runway.
- In addition to being known as "Hyder Seaplane Base", another name for WHD is "4Z7".
- The closest airport to Hyder Seaplane Base (WHD) is Stewart Aerodrome (ZST), which is located only 2 miles (4 kilometers) NNE of WHD.
- Hyder Seaplane Base is a state owned, public use seaplane base located one nautical mile southeast of the central business district of Hyder, a community in the Prince of Wales-Hyder Census Area of the U.S.
- 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.
- There are two floats for seaplanes, one along the shoreline and another within a protected cove with a concrete launch ramp.
Facts about Bétou Airport (BTB):
- The closest airport to Bétou Airport (BTB) is Bangui M'Poko International Airport (BGF), which is located 93 miles (150 kilometers) N of BTB.
- The furthest airport from Bétou Airport (BTB) is Cassidy International Airport (CXI), which is located 11,986 miles (19,290 kilometers) away in Christmas Island, Kiribati.