Nonstop flight route between Cheyenne, Wyoming, United States and Smithton, Tasmania, Australia:
Departure Airport:

Arrival Airport:

Distance from CYS to SIO:
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- About this route
- CYS Airport Information
- SIO Airport Information
- Facts about CYS
- Facts about SIO
- Map of Nearest Airports to CYS
- List of Nearest Airports to CYS
- Map of Furthest Airports from CYS
- List of Furthest Airports from CYS
- Map of Nearest Airports to SIO
- List of Nearest Airports to SIO
- Map of Furthest Airports from SIO
- List of Furthest Airports from SIO
About this route:
A direct, nonstop flight between Cheyenne Regional Airport (CYS), Cheyenne, Wyoming, United States and Smithton Airport (SIO), Smithton, Tasmania, Australia would travel a Great Circle distance of 8,897 miles (or 14,318 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 Cheyenne Regional Airport and Smithton 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 Cheyenne Regional Airport and Smithton Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CYS / KCYS |
Airport Names: |
|
Location: | Cheyenne, Wyoming, United States |
GPS Coordinates: | 41°9'20"N by 104°48'38"W |
Area Served: | Cheyenne, Wyoming |
Operator/Owner: | Cheyenne Regional Airport Board |
Airport Type: | Public |
Elevation: | 6159 feet (1,877 meters) |
# of Runways: | 2 |
View all routes: | Routes from CYS |
More Information: | CYS Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | SIO / YSMI |
Airport Name: | Smithton Airport |
Location: | Smithton, Tasmania, Australia |
GPS Coordinates: | 40°50'6"S by 145°4'59"E |
Operator/Owner: | DIER |
Airport Type: | Public |
Elevation: | 31 feet (9 meters) |
# of Runways: | 2 |
View all routes: | Routes from SIO |
More Information: | SIO Maps & Info |
Facts about Cheyenne Regional Airport (CYS):
- United Airlines stopped at Cheyenne until 1960.
- Because of Cheyenne Regional Airport's high elevation of 6,159 feet, planes must typically fly at a faster airspeed in order to takeoff or land at CYS. Combined with a high temperature, this could make CYS a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- The furthest airport from Cheyenne Regional Airport (CYS) is Sir Gaëtan Duval Airport (RRG), which is located 10,803 miles (17,385 kilometers) away in Rodrigues Island, Mauritius.
- Cheyenne Regional Airport (CYS) has 2 runways.
- In addition to being known as "Cheyenne Regional Airport", another name for CYS is "Jerry Olson Field".
- The airport terminal contains plaques of the inductees into the Wyoming Aviation Hall of Fame.
- The Boeing/United Airlines Terminal Building, Hangar and Fountain, built for what would become United Airlines between 1929 and 1934, are listed on the National Register of Historic Places.
- Great Lakes Airlines flies 19-passenger Beechcraft 1900Ds to Cheyenne.
- The closest airport to Cheyenne Regional Airport (CYS) is Francis E. Warren Air Force Base (FEW), which is located only 3 miles (5 kilometers) WSW of CYS.
Facts about Smithton Airport (SIO):
- Smithton Airport (SIO) has 2 runways.
- The furthest airport from Smithton Airport (SIO) is Corvo Airport (CVU), which is nearly antipodal to Smithton Airport (meaning Smithton Airport is almost on the exact opposite side of the Earth from Corvo Airport), and is located 12,221 miles (19,667 kilometers) away in Corvo Island, Azores, Portugal.
- The closest airport to Smithton Airport (SIO) is Burnie Airport (BWT), which is located 36 miles (57 kilometers) ESE of SIO.
- Because of Smithton Airport's relatively low elevation of 31 feet, planes can take off or land at Smithton 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.