Nonstop flight route between Hooper Bay, Alaska, United States and Cahokia, Illinois (near St. Louis), United States:
Departure Airport:

Arrival Airport:

Distance from HPB to CPS:
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- About this route
- HPB Airport Information
- CPS Airport Information
- Facts about HPB
- Facts about CPS
- Map of Nearest Airports to HPB
- List of Nearest Airports to HPB
- Map of Furthest Airports from HPB
- List of Furthest Airports from HPB
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
About this route:
A direct, nonstop flight between Hooper Bay Airport (HPB), Hooper Bay, Alaska, United States and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 3,478 miles (or 5,597 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 Hooper Bay Airport and St. Louis Downtown 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 Hooper Bay Airport and St. Louis Downtown Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HPB / PAHP |
Airport Name: | Hooper Bay Airport |
Location: | Hooper Bay, Alaska, United States |
GPS Coordinates: | 61°31'26"N by 166°8'48"W |
Operator/Owner: | State of Alaska DOT&PF - Central Region |
Airport Type: | Public |
Elevation: | 13 feet (4 meters) |
# of Runways: | 1 |
View all routes: | Routes from HPB |
More Information: | HPB Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | CPS / KCPS |
Airport Name: | St. Louis Downtown Airport |
Location: | Cahokia, Illinois (near St. Louis), United States |
GPS Coordinates: | 38°34'14"N by 90°9'21"W |
Area Served: | Greater St. Louis |
Operator/Owner: | Bi-State Development Agency |
Airport Type: | Public |
Elevation: | 413 feet (126 meters) |
# of Runways: | 3 |
View all routes: | Routes from CPS |
More Information: | CPS Maps & Info |
Facts about Hooper Bay Airport (HPB):
- The furthest airport from Hooper Bay Airport (HPB) is Cape Town International Airport (CPT), which is located 10,521 miles (16,933 kilometers) away in Cape Town, South Africa.
- The closest airport to Hooper Bay Airport (HPB) is Chevak Airport (VAK), which is located only 18 miles (29 kilometers) E of HPB.
- Because of Hooper Bay Airport's relatively low elevation of 13 feet, planes can take off or land at Hooper 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.
- Hooper Bay Airport (HPB) currently has only 1 runway.
Facts about St. Louis Downtown Airport (CPS):
- St. Louis Downtown Airport (CPS) has 3 runways.
- The airport opened in 1929 as Curtiss-Steinberg Airport.
- The airport closed in 1959 and reopened six years later as Bi-State Parks Airport.
- The furthest airport from St. Louis Downtown Airport (CPS) is Margaret River Airport (MGV), which is located 10,998 miles (17,700 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to St. Louis Downtown Airport (CPS) is Lambert–St. Louis International Airport (STL), which is located only 16 miles (27 kilometers) NW of CPS.
- Because of St. Louis Downtown Airport's relatively low elevation of 413 feet, planes can take off or land at St. Louis Downtown 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.