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

Arrival Airport:

Distance from CPS to YUS:
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- About this route
- CPS Airport Information
- YUS Airport Information
- Facts about CPS
- Facts about YUS
- 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 YUS
- List of Nearest Airports to YUS
- Map of Furthest Airports from YUS
- List of Furthest Airports from YUS
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Yushu Batang Airport (YUS), Yushu County, Qinghai, China would travel a Great Circle distance of 7,481 miles (or 12,040 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 large distance between St. Louis Downtown Airport and Yushu Batang 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 Yushu Batang 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: | YUS / ZLYS |
Airport Names: |
|
Location: | Yushu County, Qinghai, China |
GPS Coordinates: | 32°50'21"N by 97°2'20"E |
Airport Type: | Public |
Elevation: | 12762 feet (3,890 meters) |
View all routes: | Routes from YUS |
More Information: | YUS 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 two survivors out of the airport's original four hangars, Hangar 1 and Hangar 2, are listed on the National Register of Historic Places.
- 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.
- 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.
Facts about Yushu Batang Airport (YUS):
- The Yushu Batang Airport is the airport serving Yushu City in Qinghai Province, China.
- The closest airport to Yushu Batang Airport (YUS) is Qamdo Bamda Airport (BPX), which is located 158 miles (254 kilometers) S of YUS.
- The furthest airport from Yushu Batang Airport (YUS) is Carriel Sur International Airport (CCP), which is located 11,813 miles (19,012 kilometers) away in Concepción, Bío Bío Region, Chile.
- Because of Yushu Batang Airport's high elevation of 12,762 feet, planes must typically fly at a faster airspeed in order to takeoff or land at YUS. Combined with a high temperature, this could make YUS a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- Yushu Batang Airport has a 3,800 meter-long runway, and can receive A319 aircraft.
- In addition to being known as "Yushu Batang Airport", other names for YUS include "玉树巴塘机场" and "Yùshù Batáng Jīchǎng".