Nonstop flight route between Misawa, Aomori, Japan and Georgetown, Ascension Island, Saint Helena:
Departure Airport:

Arrival Airport:

Distance from MSJ to ASI:
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- About this route
- MSJ Airport Information
- ASI Airport Information
- Facts about MSJ
- Facts about ASI
- Map of Nearest Airports to MSJ
- List of Nearest Airports to MSJ
- Map of Furthest Airports from MSJ
- List of Furthest Airports from MSJ
- Map of Nearest Airports to ASI
- List of Nearest Airports to ASI
- Map of Furthest Airports from ASI
- List of Furthest Airports from ASI
About this route:
A direct, nonstop flight between Misawa Air Base 三沢飛行場 Misawa Hikōjō (MSJ), Misawa, Aomori, Japan and RAF Ascension (ASI), Georgetown, Ascension Island, Saint Helena would travel a Great Circle distance of 9,729 miles (or 15,657 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 Misawa Air Base 三沢飛行場 Misawa Hikōjō and RAF Ascension, 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 Misawa Air Base 三沢飛行場 Misawa Hikōjō and RAF Ascension. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MSJ / RJSM |
Airport Names: |
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Location: | Misawa, Aomori, Japan |
GPS Coordinates: | 40°42'19"N by 141°22'18"E |
View all routes: | Routes from MSJ |
More Information: | MSJ Maps & Info |
Arrival 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 |
Facts about Misawa Air Base 三沢飛行場 Misawa Hikōjō (MSJ):
- Misawa Air Base is a United States military facility located 3 NM northeast of the railway station in Misawa, 3 mi west of the Pacific Ocean, 10 mi northeast of Towada, 18 mi northwest of Hachinohe, and 425 mi north of Tokyo, in Aomori Prefecture, in the Tōhoku region in the northern part of the island of Honshū of Japan.
- The closest airport to Misawa Air Base 三沢飛行場 Misawa Hikōjō (MSJ) is JMSDF Hachinohe Air Base (HHE), which is located only 12 miles (19 kilometers) SSE of MSJ.
- In addition to being known as "Misawa Air Base 三沢飛行場 Misawa Hikōjō", another name for MSJ is "Misawa AB".
- At Misawa, the 49th was replaced by the 6163d Air Base Wing to perform host and occupation duties.
- Both squadrons fly the Block 50 F-16C/D "Wild Weasels", and use the tail code of "WW" was carried.
- Misawa Air Base was near the take-off site of the world's first non-stop trans-Pacific flight in 1931.
- The furthest airport from Misawa Air Base 三沢飛行場 Misawa Hikōjō (MSJ) is Rio Grande Regional Airport (RIG), which is located 11,479 miles (18,473 kilometers) away in Rio Grande, Brazil.
Facts about RAF Ascension (ASI):
- The closest airport to RAF Ascension (ASI) is Sasstown Airport (SAZ), which is located 965 miles (1,553 kilometers) NNE of ASI.
- The Target Tracking Radar Station was a Nike Zeus test facility for tracking reentry vehicles from Cape Canaveral missile launches.
- 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.
- RAF Ascension Island was re-garrisoned by the RAF in 1982 and used extensively as a staging base during the Falklands War.
- Ascension Island Auxiliary Field was being built by 181 men from Saint Helena by 1957