Nonstop flight route between Rapid City, South Dakota, United States and Thanh Hoa, Vietnam:
Departure Airport:

Arrival Airport:

Distance from RCA to THD:
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- About this route
- RCA Airport Information
- THD Airport Information
- Facts about RCA
- Facts about THD
- Map of Nearest Airports to RCA
- List of Nearest Airports to RCA
- Map of Furthest Airports from RCA
- List of Furthest Airports from RCA
- Map of Nearest Airports to THD
- List of Nearest Airports to THD
- Map of Furthest Airports from THD
- List of Furthest Airports from THD
About this route:
A direct, nonstop flight between Ellsworth Air Force Base (RCA), Rapid City, South Dakota, United States and Tho Xuan Airport (THD), Thanh Hoa, Vietnam would travel a Great Circle distance of 7,658 miles (or 12,324 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 Ellsworth Air Force Base and Tho Xuan 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 Ellsworth Air Force Base and Tho Xuan Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | RCA / KRCA |
Airport Names: |
|
Location: | Rapid City, South Dakota, United States |
GPS Coordinates: | 44°8'47"N by 103°4'28"W |
View all routes: | Routes from RCA |
More Information: | RCA Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | THD / |
Airport Names: |
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Location: | Thanh Hoa, Vietnam |
GPS Coordinates: | 19°54'6"N by 105°28'4"E |
Operator/Owner: | Vietnam People's Air Force |
Airport Type: | Military, planned for civilian use in 2013 |
View all routes: | Routes from THD |
More Information: | THD Maps & Info |
Facts about Ellsworth Air Force Base (RCA):
- The airfield was again temporarily shut down from September 1946 – March 1947 and underwent a major construction program to upgrade the temporary wartime facilities to that of a permanent base.
- In addition to being known as "Ellsworth Air Force Base", another name for RCA is "Ellsworth AFB".
- The 740th AC&W Squadron began operations in 1955 with AN/MPS-7 search radar, and initially the station functioned as a Ground-Control Intercept and warning station.
- Rapid City AAB was reactivated on 11 October 1945 and was assigned to Continental Air Force.
- The closest airport to Ellsworth Air Force Base (RCA) is Rapid City Regional Airport (RAP), which is located only 7 miles (11 kilometers) S of RCA.
- In October 1960, Ellsworth entered the "Space Age," with the activation of the 850th Strategic Missile Squadron, initially assigned to the 28 BMW.
- The furthest airport from Ellsworth Air Force Base (RCA) is Sir Gaëtan Duval Airport (RRG), which is located 10,579 miles (17,026 kilometers) away in Rodrigues Island, Mauritius.
Facts about Tho Xuan Airport (THD):
- The furthest airport from Tho Xuan Airport (THD) is Ilo Airport (ILQ), which is nearly antipodal to Tho Xuan Airport (meaning Tho Xuan Airport is almost on the exact opposite side of the Earth from Ilo Airport), and is located 12,178 miles (19,599 kilometers) away in Ilo, Moquegua Region, Peru.
- The closest airport to Tho Xuan Airport (THD) is Vinh Airport (VII), which is located 82 miles (131 kilometers) S of THD.
- In addition to being known as "Tho Xuan Airport", other names for THD include "THD[1]" and "VV01[verification needed]".