Nonstop flight route between St. Helens, Tasmania, Australia and Marysville, California, United States:
Departure Airport:

Arrival Airport:

Distance from HLS to BAB:
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- About this route
- HLS Airport Information
- BAB Airport Information
- Facts about HLS
- Facts about BAB
- Map of Nearest Airports to HLS
- List of Nearest Airports to HLS
- Map of Furthest Airports from HLS
- List of Furthest Airports from HLS
- Map of Nearest Airports to BAB
- List of Nearest Airports to BAB
- Map of Furthest Airports from BAB
- List of Furthest Airports from BAB
About this route:
A direct, nonstop flight between St Helens Airport (HLS), St. Helens, Tasmania, Australia and Beale Air Force Base (BAB), Marysville, California, United States would travel a Great Circle distance of 7,933 miles (or 12,767 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 Helens Airport and Beale Air Force Base, 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 Helens Airport and Beale Air Force Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HLS / YSTH |
Airport Name: | St Helens Airport |
Location: | St. Helens, Tasmania, Australia |
GPS Coordinates: | 41°20'12"S by 148°16'54"E |
Operator/Owner: | Break O'Day Council |
Airport Type: | Public |
Elevation: | 158 feet (48 meters) |
# of Runways: | 1 |
View all routes: | Routes from HLS |
More Information: | HLS Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | BAB / KBAB |
Airport Names: |
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Location: | Marysville, California, United States |
GPS Coordinates: | 39°8'9"N by 121°26'11"W |
View all routes: | Routes from BAB |
More Information: | BAB Maps & Info |
Facts about St Helens Airport (HLS):
- The closest airport to St Helens Airport (HLS) is Launceston Airport (LST), which is located 57 miles (92 kilometers) WSW of HLS.
- St Helens Airport (HLS) currently has only 1 runway.
- Because of St Helens Airport's relatively low elevation of 158 feet, planes can take off or land at St Helens 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 Helens Airport (HLS) is Corvo Airport (CVU), which is nearly antipodal to St Helens Airport (meaning St Helens Airport is almost on the exact opposite side of the Earth from Corvo Airport), and is located 12,317 miles (19,823 kilometers) away in Corvo Island, Azores, Portugal.
Facts about Beale Air Force Base (BAB):
- On 16 May 1964, Defense Secretary McNamara directed the accelerated phaseout of the Atlas and Titan I ICBMs.
- The furthest airport from Beale Air Force Base (BAB) is Tôlanaro Airport (FTU), which is located 11,251 miles (18,107 kilometers) away in Tôlanaro, Madagascar.
- Beale Air Force Base covers nearly 23,000 acres of rolling hills in northern California.
- The closest airport to Beale Air Force Base (BAB) is Yuba County Airport (MYV), which is located only 8 miles (12 kilometers) WSW of BAB.
- In the early 1970s SAC began to consolidate its B-52 assets as the age of the manned bomber was reduced with the advent of Intercontinental Strategic Ballistic Missiles.
- In addition to being known as "Beale Air Force Base", another name for BAB is "Beale AFB".
- Eventually excess land from the former Army Camp was sold off to the public.
- In September 1962, the 851st SMS became the last Titan I Squadron to achieve alert status.