Nonstop flight route between Changhai, China and Sioux City, Iowa, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from CNI to SUX:
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- About this route
- CNI Airport Information
- SUX Airport Information
- Facts about CNI
- Facts about SUX
- Map of Nearest Airports to CNI
- List of Nearest Airports to CNI
- Map of Furthest Airports from CNI
- List of Furthest Airports from CNI
- Map of Nearest Airports to SUX
- List of Nearest Airports to SUX
- Map of Furthest Airports from SUX
- List of Furthest Airports from SUX
About this route:
A direct, nonstop flight between Changhai Airport (CNI), Changhai, China and Sioux Gateway Airport (SUX), Sioux City, Iowa, United States would travel a Great Circle distance of 6,286 miles (or 10,117 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 Changhai Airport and Sioux Gateway 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 Changhai Airport and Sioux Gateway Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | CNI / ZYCH | 
| Airport Names: | 
 | 
| Location: | Changhai, China | 
| GPS Coordinates: | 39°15'59"N by 122°40'0"E | 
| Airport Type: | Public | 
| View all routes: | Routes from CNI | 
| More Information: | CNI Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | SUX / KSUX | 
| Airport Names: | 
 | 
| Location: | Sioux City, Iowa, United States | 
| GPS Coordinates: | 42°24'9"N by 96°23'3"W | 
| Area Served: | Sioux City, Iowa | 
| Operator/Owner: | Sioux Gateway Airport Authority | 
| Airport Type: | Public | 
| Elevation: | 1098 feet (335 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from SUX | 
| More Information: | SUX Maps & Info | 
Facts about Changhai Airport (CNI):
- The closest airport to Changhai Airport (CNI) is Dalian Zhoushuizi International Airport (DLC), which is located 64 miles (103 kilometers) WSW of CNI.
- The furthest airport from Changhai Airport (CNI) is Miramar Airport (MJR), which is nearly antipodal to Changhai Airport (meaning Changhai Airport is almost on the exact opposite side of the Earth from Miramar Airport), and is located 12,359 miles (19,890 kilometers) away in Miramar, Buenos Aires, Argentina.
- In addition to being known as "Changhai Airport", other names for CNI include "长海大长山岛机场" and "Zhǎnghǎi Dàzhǎngshāndǎo Jīchǎng".
Facts about Sioux Gateway Airport (SUX):
- Sioux Gateway Airport (SUX) has 2 runways.
- American Airlines announced on December 9, 2011 that their subsidiary, American Eagle Airlines, would begin serving Sioux City from Chicago O'Hare in the spring of 2012.
- The furthest airport from Sioux Gateway Airport (SUX) is Margaret River Airport (MGV), which is located 10,641 miles (17,125 kilometers) away in Margaret River, Western Australia, Australia.
- In addition to being known as "Sioux Gateway Airport", another name for SUX is "Colonel Bud Day Field".
- The closest airport to Sioux Gateway Airport (SUX) is Le Mars Municipal Airport (LRJ), which is located 28 miles (45 kilometers) NNE of SUX.
- Sioux City Army Air Base closed in December 1945, but in September 1946 the airfield was opened by the Air Force Reserve.




