Nonstop flight route between Cahokia, Illinois (near St. Louis), United States and Zhijiang, Hubei, China:
Departure Airport:

Arrival Airport:

Distance from CPS to HJJ:
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- About this route
- CPS Airport Information
- HJJ Airport Information
- Facts about CPS
- Facts about HJJ
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
- Map of Nearest Airports to HJJ
- List of Nearest Airports to HJJ
- Map of Furthest Airports from HJJ
- List of Furthest Airports from HJJ
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Zhijiang Airport (HJJ), Zhijiang, Hubei, China would travel a Great Circle distance of 7,699 miles (or 12,390 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 St. Louis Downtown Airport and Zhijiang 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 St. Louis Downtown Airport and Zhijiang Airport. You'll see that it will travel the same route of the red line on this map!
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | HJJ / |
Airport Names: |
|
Location: | Zhijiang, Hubei, China |
GPS Coordinates: | 27°26'29"N by 109°41'58"E |
Area Served: | Huaihua |
Airport Type: | Public |
# of Runways: | 1 |
View all routes: | Routes from HJJ |
More Information: | HJJ Maps & Info |
Facts about St. Louis Downtown Airport (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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
Facts about Zhijiang Airport (HJJ):
- During World War II, the airport was known as Chihkiang Airfield and was used by the United States Army Air Forces Fourteenth Air Force as part of the China Defensive Campaign.
- The closest airport to Zhijiang Airport (HJJ) is Tongren Fenghuang Airport (TEN), which is located 39 miles (62 kilometers) NW of HJJ.
- Chihkiang Air Base was also the headquarters of the Fourteenth Air Force Chinese-American Composite Wing, whose squadrons flew P-40 Warhawk aircraft.
- In addition to being known as "Zhijiang Airport", other names for HJJ include "芷江机场", "Zhǐjiāng Jīchǎng" and "ZGCJ".
- The furthest airport from Zhijiang Airport (HJJ) is Chamonate Airfield (CPO), which is nearly antipodal to Zhijiang Airport (meaning Zhijiang Airport is almost on the exact opposite side of the Earth from Chamonate Airfield), and is located 12,425 miles (19,995 kilometers) away in Copiapó, Atacama Region, Chile.
- Zhijiang Airport (HJJ) currently has only 1 runway.