Nonstop flight route between Alconbury, England, United Kingdom and Portsmouth, New Hampshire, United States:
Departure Airport:

Arrival Airport:

Distance from AYH to PSM:
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- About this route
- AYH Airport Information
- PSM Airport Information
- Facts about AYH
- Facts about PSM
- Map of Nearest Airports to AYH
- List of Nearest Airports to AYH
- Map of Furthest Airports from AYH
- List of Furthest Airports from AYH
- Map of Nearest Airports to PSM
- List of Nearest Airports to PSM
- Map of Furthest Airports from PSM
- List of Furthest Airports from PSM
About this route:
A direct, nonstop flight between RAF AlconburyUSAAF Station 102 (AYH), Alconbury, England, United Kingdom and Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States would travel a Great Circle distance of 3,209 miles (or 5,165 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 AlconburyUSAAF Station 102 and Portsmouth International Airport at Pease, 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 AlconburyUSAAF Station 102 and Portsmouth International Airport at Pease. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | AYH / EGWZ |
Airport Name: | RAF AlconburyUSAAF Station 102 |
Location: | Alconbury, England, United Kingdom |
GPS Coordinates: | 52°21'47"N by 0°13'22"W |
Operator/Owner: | Ministry of Defence |
View all routes: | Routes from AYH |
More Information: | AYH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | PSM / KPSM |
Airport Name: | Portsmouth International Airport at Pease |
Location: | Portsmouth, New Hampshire, United States |
GPS Coordinates: | 43°4'41"N by 70°49'23"W |
Area Served: | Portsmouth, New Hampshire |
Operator/Owner: | Pease Development Authority |
Airport Type: | Public / Military |
Elevation: | 100 feet (30 meters) |
# of Runways: | 1 |
View all routes: | Routes from PSM |
More Information: | PSM Maps & Info |
Facts about RAF AlconburyUSAAF Station 102 (AYH):
- The closest airport to RAF AlconburyUSAAF Station 102 (AYH) is Cambridge International Airport (CBG), which is located 20 miles (32 kilometers) ESE of AYH.
- The technical site on the north-west side was expanded where a single T2 hangar was also erected.
- The furthest airport from RAF AlconburyUSAAF Station 102 (AYH) is Chatham Islands (CHT), which is located 11,821 miles (19,024 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- In May 1942, RAF Alconbury was allocated to the United States Eighth Air Force when a number of stations in East Anglia were turned over to the Americans after their entry into the war.
- After a minimal amount of construction, RAF Alconbury was tested in May 1938 when No.
- RAF Alconbury is also the home of the 501st Combat Support Wing.
Facts about Portsmouth International Airport at Pease (PSM):
- Portsmouth International Airport at Pease (PSM) currently has only 1 runway.
- The airport served as a hub for Pan Am from 1998 until 2005, when all mainline Pan Am flights at the airport were suspended.
- Portsmouth International Airport at Pease, formerly known as Pease International Airport, is a joint civil and military use airport located one nautical mile west of the central business district of Portsmouth, a city in Rockingham County, New Hampshire, United States.
- The furthest airport from Portsmouth International Airport at Pease (PSM) is Margaret River Airport (MGV), which is located 11,729 miles (18,875 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Portsmouth International Airport at Pease (PSM) is Sanford Seacoast Regional Airport (SFM), which is located 23 miles (36 kilometers) NNE of PSM.
- Because of Portsmouth International Airport at Pease's relatively low elevation of 100 feet, planes can take off or land at Portsmouth International Airport at Pease 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.
- Pease was one of 7 Launch Abort Sites and one of 18 Emergency Landing Sites for NASA space shuttle orbiters.