Nonstop flight route between Camp Roberts, San Luis Obispo County, California, United States and Choibalsan, Mongolia:
Departure Airport:

Arrival Airport:

Distance from SYL to COQ:
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- About this route
- SYL Airport Information
- COQ Airport Information
- Facts about SYL
- Facts about COQ
- Map of Nearest Airports to SYL
- List of Nearest Airports to SYL
- Map of Furthest Airports from SYL
- List of Furthest Airports from SYL
- Map of Nearest Airports to COQ
- List of Nearest Airports to COQ
- Map of Furthest Airports from COQ
- List of Furthest Airports from COQ
About this route:
A direct, nonstop flight between Roberts Army Heliport (SYL), Camp Roberts, San Luis Obispo County, California, United States and Choibalsan Airport (COQ), Choibalsan, Mongolia would travel a Great Circle distance of 5,709 miles (or 9,187 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 Roberts Army Heliport and Choibalsan 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 Roberts Army Heliport and Choibalsan Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SYL / KSYL |
Airport Name: | Roberts Army Heliport |
Location: | Camp Roberts, San Luis Obispo County, California, United States |
GPS Coordinates: | 35°48'53"N by 120°44'38"W |
Operator/Owner: | United States Army |
Airport Type: | Military |
Elevation: | 630 feet (192 meters) |
View all routes: | Routes from SYL |
More Information: | SYL Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | COQ / ZMCD |
Airport Name: | Choibalsan Airport |
Location: | Choibalsan, Mongolia |
GPS Coordinates: | 48°8'8"N by 114°38'45"E |
Area Served: | Choibalsan, Mongolia |
Operator/Owner: | Civil Aviation Authority of Mongolia |
Airport Type: | Public / Military |
Elevation: | 2457 feet (749 meters) |
# of Runways: | 1 |
View all routes: | Routes from COQ |
More Information: | COQ Maps & Info |
Facts about Roberts Army Heliport (SYL):
- Because of Roberts Army Heliport's relatively low elevation of 630 feet, planes can take off or land at Roberts Army Heliport 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 Roberts Army Heliport (SYL) is Pierrefonds Airport (ZSE), which is located 11,409 miles (18,361 kilometers) away in Saint-Pierre, Réunion.
- The closest airport to Roberts Army Heliport (SYL) is Paso Robles Municipal AirportEstrella Army Airfield (PRB), which is located only 12 miles (19 kilometers) SE of SYL.
Facts about Choibalsan Airport (COQ):
- Choibalsan Airport (COQ) currently has only 1 runway.
- The closest airport to Choibalsan Airport (COQ) is Hulunbuir Hailar Airport (HLD), which is located 248 miles (398 kilometers) ENE of COQ.
- Choibalsan Airport handled 6,200 passengers last year.
- The furthest airport from Choibalsan Airport (COQ) is Puerto Deseado Airport (PUD), which is nearly antipodal to Choibalsan Airport (meaning Choibalsan Airport is almost on the exact opposite side of the Earth from Puerto Deseado Airport), and is located 12,399 miles (19,955 kilometers) away in Puerto Deseado, Santa Cruz Province, Argentina.