Nonstop flight route between Cheyenne, Wyoming, United States and Annette Island, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from CYS to ANN:
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- About this route
- CYS Airport Information
- ANN Airport Information
- Facts about CYS
- Facts about ANN
- 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 ANN
- List of Nearest Airports to ANN
- Map of Furthest Airports from ANN
- List of Furthest Airports from ANN
About this route:
A direct, nonstop flight between Cheyenne Regional Airport (CYS), Cheyenne, Wyoming, United States and Annette Island Airport (ANN), Annette Island, Alaska, United States would travel a Great Circle distance of 1,548 miles (or 2,490 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 relatively short distance between Cheyenne Regional Airport and Annette Island Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | CYS / KCYS |
Airport Names: |
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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: | ANN / PANT |
Airport Names: |
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Location: | Annette Island, Alaska, United States |
GPS Coordinates: | 55°2'32"N by 131°34'19"W |
Area Served: | Metlakatla, Alaska |
Operator/Owner: | Metlakatla Indian Community |
Airport Type: | Private |
Elevation: | 119 feet (36 meters) |
# of Runways: | 2 |
View all routes: | Routes from ANN |
More Information: | ANN Maps & Info |
Facts about Cheyenne Regional Airport (CYS):
- Cheyenne Regional Airport (CYS) has 2 runways.
- 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.
- Smaller airlines served Cheyenne, mainly to Denver, including Rocky Mountain Airways with de Havilland Canada DHC-6 Twin Otters and DHC-7 Dash 7s.
- In addition to being known as "Cheyenne Regional Airport", another name for CYS is "Jerry Olson Field".
- United Airlines stopped at Cheyenne until 1960.
- 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.
- 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.
- On April 11, 1996, 7 year old Jessica Dubroff, along with her father and flight instructor, died when her general aviation aircraft crashed after takeoff from Cheyenne Regional in a storm.
- Great Lakes Airlines flies 19-passenger Beechcraft 1900Ds to Cheyenne.
- Cheyenne's airport saw its first commercial passengers in the 1920s.
Facts about Annette Island Airport (ANN):
- Because of Annette Island Airport's relatively low elevation of 119 feet, planes can take off or land at Annette Island 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 Annette Island Airport (ANN) is Port Alfred Airport (AFD), which is located 10,625 miles (17,100 kilometers) away in Port Alfred, South Africa.
- In addition to being known as "Annette Island Airport", another name for ANN is "Annette Island Army Airfield".
- Annette Island Airport (ANN) has 2 runways.
- The closest airport to Annette Island Airport (ANN) is Metlakatla Seaplane Base (MTM), which is located only 6 miles (10 kilometers) N of ANN.