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

Arrival Airport:

Distance from KSM to BHM:
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- About this route
- KSM Airport Information
- BHM Airport Information
- Facts about KSM
- Facts about BHM
- Map of Nearest Airports to KSM
- List of Nearest Airports to KSM
- Map of Furthest Airports from KSM
- List of Furthest Airports from KSM
- Map of Nearest Airports to BHM
- List of Nearest Airports to BHM
- Map of Furthest Airports from BHM
- List of Furthest Airports from BHM
About this route:
A direct, nonstop flight between St. Mary's Airport (KSM), St. Mary's, Alaska, United States and Birmingham-Shuttlesworth International Airport (BHM), Birmingham, Alabama, United States would travel a Great Circle distance of 3,773 miles (or 6,072 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 St. Mary's Airport and Birmingham-Shuttlesworth 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 St. Mary's Airport and Birmingham-Shuttlesworth 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: | 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 |
Arrival Airport Information:
IATA / ICAO Codes: | BHM / KBHM |
Airport Name: | Birmingham-Shuttlesworth International Airport |
Location: | Birmingham, Alabama, United States |
GPS Coordinates: | 33°33'50"N by 86°45'7"W |
Area Served: | Birmingham, Alabama |
Operator/Owner: | City of Birmingham |
Airport Type: | Public |
Elevation: | 650 feet (198 meters) |
# of Runways: | 2 |
View all routes: | Routes from BHM |
More Information: | BHM Maps & Info |
Facts about St. Mary's Airport (KSM):
- St. Mary's Airport (KSM) has 2 runways.
- 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.
- 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.
- 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.
Facts about Birmingham-Shuttlesworth International Airport (BHM):
- An aircraft modification facility on the southwest side of the airport, built during World War II, is now operated by Pemco Aeroplex and owned by Nader Banilohi, with much of its recent work in support of the U.S.
- The Southern Museum of Flight is on Airport Authority property, on the east side of the North-South runway.
- The furthest airport from Birmingham-Shuttlesworth International Airport (BHM) is Margaret River Airport (MGV), which is located 11,183 miles (17,998 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Birmingham-Shuttlesworth International Airport's relatively low elevation of 650 feet, planes can take off or land at Birmingham-Shuttlesworth 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.
- Birmingham-Shuttlesworth International Airport (BHM) has 2 runways.
- After the airport returned to city control in August 1948 Southern Airways began service.
- Birmingham–Shuttlesworth International Airport averages 301 aircraft operations a day, including 136 flights to 43 airports in 40 cities.
- The closest airport to Birmingham-Shuttlesworth International Airport (BHM) is St. Clair County Airport (PLR), which is located 29 miles (47 kilometers) E of BHM.