Nonstop flight route between Cushing, Oklahoma, United States and St. Mary's, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from CUH to KSM:
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- About this route
- CUH Airport Information
- KSM Airport Information
- Facts about CUH
- Facts about KSM
- Map of Nearest Airports to CUH
- List of Nearest Airports to CUH
- Map of Furthest Airports from CUH
- List of Furthest Airports from CUH
- Map of Nearest Airports to KSM
- List of Nearest Airports to KSM
- Map of Furthest Airports from KSM
- List of Furthest Airports from KSM
About this route:
A direct, nonstop flight between Cushing Municipal Airport (CUH), Cushing, Oklahoma, United States and St. Mary's Airport (KSM), St. Mary's, Alaska, United States would travel a Great Circle distance of 3,313 miles (or 5,332 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 Cushing Municipal Airport and St. Mary's 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 Cushing Municipal Airport and St. Mary's Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CUH / KCUH |
Airport Name: | Cushing Municipal Airport |
Location: | Cushing, Oklahoma, United States |
GPS Coordinates: | 35°57'0"N by 96°46'23"W |
Area Served: | Cushing, Oklahoma |
Operator/Owner: | City of Cushing |
Airport Type: | Public |
Elevation: | 925 feet (282 meters) |
# of Runways: | 4 |
View all routes: | Routes from CUH |
More Information: | CUH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | KSM / PASM |
Airport Name: | St. Mary's Airport |
Location: | St. Mary's, Alaska, United States |
GPS Coordinates: | 62°3'38"N by 163°18'6"W |
Operator/Owner: | Alaska DOT&PF |
Airport Type: | Public |
Elevation: | 312 feet (95 meters) |
# of Runways: | 2 |
View all routes: | Routes from KSM |
More Information: | KSM Maps & Info |
Facts about Cushing Municipal Airport (CUH):
- The furthest airport from Cushing Municipal Airport (CUH) is Sir Gaëtan Duval Airport (RRG), which is located 10,793 miles (17,369 kilometers) away in Rodrigues Island, Mauritius.
- Because of Cushing Municipal Airport's relatively low elevation of 925 feet, planes can take off or land at Cushing Municipal 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.
- Cushing Municipal Airport (CUH) has 4 runways.
- The closest airport to Cushing Municipal Airport (CUH) is Stroud Municipal Airport (SUD), which is located only 13 miles (21 kilometers) SSE of CUH.
Facts about St. Mary's Airport (KSM):
- St. Mary's Airport (KSM) has 2 runways.
- The closest airport to St. Mary's Airport (KSM) is Mountain Village Airport (MOU), which is located only 13 miles (20 kilometers) W of KSM.
- The furthest airport from St. Mary's Airport (KSM) is Cape Town International Airport (CPT), which is located 10,494 miles (16,889 kilometers) away in Cape Town, South Africa.
- Because of St. Mary's Airport's relatively low elevation of 312 feet, planes can take off or land at St. Mary's 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.