Nonstop flight route between St. Mary's, Alaska, United States and Caloundra, Queensland, Australia:
Departure Airport:

Arrival Airport:

Distance from KSM to CUD:
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- About this route
- KSM Airport Information
- CUD Airport Information
- Facts about KSM
- Facts about CUD
- 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 CUD
- List of Nearest Airports to CUD
- Map of Furthest Airports from CUD
- List of Furthest Airports from CUD
About this route:
A direct, nonstop flight between St. Mary's Airport (KSM), St. Mary's, Alaska, United States and Caloundra Airport (CUD), Caloundra, Queensland, Australia would travel a Great Circle distance of 6,597 miles (or 10,617 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 Caloundra 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 Caloundra 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: | CUD / YCDR |
Airport Name: | Caloundra Airport |
Location: | Caloundra, Queensland, Australia |
GPS Coordinates: | 26°48'6"S by 153°6'17"E |
Area Served: | Caloundra, Sunshine Coast |
Operator/Owner: | Sunshine Coast Regional Council |
Airport Type: | Public |
Elevation: | 125 feet (38 meters) |
# of Runways: | 2 |
View all routes: | Routes from CUD |
More Information: | CUD Maps & Info |
Facts about St. Mary's Airport (KSM):
- St. Mary's Airport (KSM) has 2 runways.
- 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.
- 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.
Facts about Caloundra Airport (CUD):
- Early aircraft operations in the Caloundra area used the sandy beaches for takeoffs and landings, however as early as 1927, community groups were calling for the construction of an airport.
- The Queensland Air Museum was established in 1973, moving to a permanent facility at Caloundra Airport on 14 June 1986 at the invitation of the Landsborough Shire Council.
- Because of Caloundra Airport's relatively low elevation of 125 feet, planes can take off or land at Caloundra 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 Caloundra Airport (CUD) is La Palma Airport (SPC), which is located 11,864 miles (19,093 kilometers) away in La Palma, Canary Islands, Spain.
- The closest airport to Caloundra Airport (CUD) is Sunshine-Coast-Airport (MCY), which is located only 14 miles (22 kilometers) N of CUD.
- Caloundra Airport (CUD) has 2 runways.