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

Arrival Airport:

Distance from CUD to KSM:
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- About this route
- CUD Airport Information
- KSM Airport Information
- Facts about CUD
- Facts about 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
- 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 Caloundra Airport (CUD), Caloundra, Queensland, Australia and St. Mary's Airport (KSM), St. Mary's, Alaska, United States 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 Caloundra 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 Caloundra 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: | 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 |
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 Caloundra Airport (CUD):
- 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.
- Caloundra Airport (CUD) has 2 runways.
- The closest airport to Caloundra Airport (CUD) is Sunshine-Coast-Airport (MCY), which is located only 14 miles (22 kilometers) N of CUD.
- 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 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.
Facts about St. Mary's Airport (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.
- 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.