Nonstop flight route between Atwater, California, United States and Shanghai, China:
Departure Airport:

Arrival Airport:

Distance from MER to SHA:
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- About this route
- MER Airport Information
- SHA Airport Information
- Facts about MER
- Facts about SHA
- Map of Nearest Airports to MER
- List of Nearest Airports to MER
- Map of Furthest Airports from MER
- List of Furthest Airports from MER
- Map of Nearest Airports to SHA
- List of Nearest Airports to SHA
- Map of Furthest Airports from SHA
- List of Furthest Airports from SHA
About this route:
A direct, nonstop flight between Castle Airport (MER), Atwater, California, United States and Shanghai Hongqiao International Airport (SHA), Shanghai, China would travel a Great Circle distance of 6,241 miles (or 10,043 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 Castle Airport and Shanghai Hongqiao International 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 Castle Airport and Shanghai Hongqiao International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MER / KMER |
Airport Name: | Castle Airport |
Location: | Atwater, California, United States |
GPS Coordinates: | 37°22'50"N by 120°34'5"W |
Operator/Owner: | Merced County Department of Commerce, Aviation, and Economic Development |
Airport Type: | Public |
Elevation: | 191 feet (58 meters) |
# of Runways: | 1 |
View all routes: | Routes from MER |
More Information: | MER Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | SHA / ZSSS |
Airport Names: |
|
Location: | Shanghai, China |
GPS Coordinates: | 31°11'53"N by 121°20'11"E |
Area Served: | Shanghai |
Operator/Owner: | Shanghai Airport Authority |
Airport Type: | Public |
Elevation: | 10 feet (3 meters) |
# of Runways: | 2 |
View all routes: | Routes from SHA |
More Information: | SHA Maps & Info |
Facts about Castle Airport (MER):
- Castle Airport covers an area of 1,360 acres which contains one runway with an 11,802 x 150 ft asphalt and concrete pavement.
- Because of Castle Airport's relatively low elevation of 191 feet, planes can take off or land at Castle 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.
- The furthest airport from Castle Airport (MER) is Tôlanaro Airport (FTU), which is located 11,312 miles (18,204 kilometers) away in Tôlanaro, Madagascar.
- Since the mid-1940s, aircraft maintenance, fuel management, and fire training activities on the base have generated wastes that consist primarily of waste fuels, oils, solvents, and cleaners.
- The closest airport to Castle Airport (MER) is Merced Regional Airport (MCE), which is located only 7 miles (12 kilometers) SSE of MER.
- Castle Airport (MER) currently has only 1 runway.
- It was estimated that the cost to relocate the 129 RQW to Castle, to include associated military construction costs, could be recouped in seven years.
Facts about Shanghai Hongqiao International Airport (SHA):
- Shanghai Hongqiao International Airport (SHA) has 2 runways.
- Shanghai Hongqiao International Airport handled 33,851,200 passengers last year.
- On 1 January 2013, holders of passports issued by 45 countries do not need a visa if transiting through Hongqiao Airport provided they hold valid passports.
- In addition to being known as "Shanghai Hongqiao International Airport", other names for SHA include "上海虹桥国际机场" and "Shànghǎi Hóngqiáo Guójì Jīchǎng".
- The closest airport to Shanghai Hongqiao International Airport (SHA) is Shanghai Pudong International Airport (PVG), which is located 28 miles (45 kilometers) E of SHA.
- The airport has the head office of China Eastern Airlines, which is housed in the China Eastern Airlines Building, and the head office of China Cargo Airlines.
- The furthest airport from Shanghai Hongqiao International Airport (SHA) is Comodoro Pierrestegui Airport (COC), which is nearly antipodal to Shanghai Hongqiao International Airport (meaning Shanghai Hongqiao International Airport is almost on the exact opposite side of the Earth from Comodoro Pierrestegui Airport), and is located 12,397 miles (19,951 kilometers) away in Concordia, Entre Ríos, Argentina.
- Hongqiao Airport served as Shanghai's primary airport until the completion of Pudong International Airport in 1999, when almost all international flights were moved to Pudong.
- Because of Shanghai Hongqiao International Airport's relatively low elevation of 10 feet, planes can take off or land at Shanghai Hongqiao International 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.