Nonstop flight route between Georgetown, Ascension Island, Saint Helena and Vacaville, California, United States:
Departure Airport:

Arrival Airport:

Distance from ASI to VCB:
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- About this route
- ASI Airport Information
- VCB Airport Information
- Facts about ASI
- Facts about VCB
- Map of Nearest Airports to ASI
- List of Nearest Airports to ASI
- Map of Furthest Airports from ASI
- List of Furthest Airports from ASI
- Map of Nearest Airports to VCB
- List of Nearest Airports to VCB
- Map of Furthest Airports from VCB
- List of Furthest Airports from VCB
About this route:
A direct, nonstop flight between RAF Ascension (ASI), Georgetown, Ascension Island, Saint Helena and Nut Tree Airport (VCB), Vacaville, California, United States would travel a Great Circle distance of 7,510 miles (or 12,085 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 RAF Ascension and Nut Tree 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 RAF Ascension and Nut Tree Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | ASI / FHAW |
Airport Names: |
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Location: | Georgetown, Ascension Island, Saint Helena |
GPS Coordinates: | 7°58'9"S by 14°23'38"W |
Operator/Owner: | Ministry of Defence |
View all routes: | Routes from ASI |
More Information: | ASI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | VCB / KVCB |
Airport Name: | Nut Tree Airport |
Location: | Vacaville, California, United States |
GPS Coordinates: | 38°22'40"N by 121°57'42"W |
Area Served: | Vacaville, California |
Airport Type: | Public |
Elevation: | 117 feet (36 meters) |
# of Runways: | 1 |
View all routes: | Routes from VCB |
More Information: | VCB Maps & Info |
Facts about RAF Ascension (ASI):
- Ascension serves as a diversion airport for ETOPS aircraft crossing the Atlantic.
- RAF Ascension Island was re-garrisoned by the RAF in 1982 and used extensively as a staging base during the Falklands War.
- RAF Ascension Island is also the refuelling point for the Ministry of Defence's South Atlantic Air Bridge flights to RAF Mount Pleasant, on the Falkland Islands, from RAF Brize Norton in Oxfordshire, in the UK.
- Ascension Island Auxiliary Field was being built by 181 men from Saint Helena by 1957
- In addition to being known as "RAF Ascension", another name for ASI is "Wideawake Airbase/Field".
- The furthest airport from RAF Ascension (ASI) is Ujae Airport (UJE), which is nearly antipodal to RAF Ascension (meaning RAF Ascension is almost on the exact opposite side of the Earth from Ujae Airport), and is located 12,370 miles (19,907 kilometers) away in Ujae Atoll, Marshall Islands.
- The closest airport to RAF Ascension (ASI) is Sasstown Airport (SAZ), which is located 965 miles (1,553 kilometers) NNE of ASI.
Facts about Nut Tree Airport (VCB):
- Because of Nut Tree Airport's relatively low elevation of 117 feet, planes can take off or land at Nut Tree 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.
- Nut Tree Airport is a county-owned public-use airport located two nautical miles northeast of the central business district of Vacaville, in Solano County, California, United States.
- The airport is near the junction of Interstates 80 and 505.
- The closest airport to Nut Tree Airport (VCB) is Travis Air Force Base Fairfield-Suisun Army Airfield (SUU), which is located only 8 miles (13 kilometers) SSE of VCB.
- The furthest airport from Nut Tree Airport (VCB) is Tôlanaro Airport (FTU), which is located 11,310 miles (18,202 kilometers) away in Tôlanaro, Madagascar.
- Nut Tree Airport (VCB) currently has only 1 runway.