Nonstop flight route between Portsmouth, New Hampshire, United States and Belfast, Northern Ireland, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from PSM to BFS:
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- About this route
- PSM Airport Information
- BFS Airport Information
- Facts about PSM
- Facts about BFS
- Map of Nearest Airports to PSM
- List of Nearest Airports to PSM
- Map of Furthest Airports from PSM
- List of Furthest Airports from PSM
- Map of Nearest Airports to BFS
- List of Nearest Airports to BFS
- Map of Furthest Airports from BFS
- List of Furthest Airports from BFS
About this route:
A direct, nonstop flight between Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States and Belfast International Airport (BFS), Belfast, Northern Ireland, United Kingdom would travel a Great Circle distance of 2,930 miles (or 4,716 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 Portsmouth International Airport at Pease and Belfast International 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 Portsmouth International Airport at Pease and Belfast International Airport. You'll see that it will travel the same route of the red line on this map!
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | BFS / EGAA |
Airport Names: |
|
Location: | Belfast, Northern Ireland, United Kingdom |
GPS Coordinates: | 54°39'26"N by 6°12'56"W |
Area Served: | Belfast, United Kingdom |
Operator/Owner: | ADC & HAS. |
Airport Type: | Public |
Elevation: | 268 feet (82 meters) |
# of Runways: | 2 |
View all routes: | Routes from BFS |
More Information: | BFS Maps & Info |
Facts about Portsmouth International Airport at Pease (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.
- 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.
- 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.
- The airport is located within the Pease International Tradeport, a result of the ongoing redevelopment of the former Pease Air Force Base which was closed under Base Realignment and Closure Commission action in the late 1980s and early 1990s.
- 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.
Facts about Belfast International Airport (BFS):
- In addition to being known as "Belfast International Airport", another name for BFS is "Belfast/Aldergrove Airport".
- The furthest airport from Belfast International Airport (BFS) is Ryan's Creek Aerodrome (SZS), which is located 11,847 miles (19,065 kilometers) away in Stewart Island, New Zealand.
- Despite these additional flights, passengers at Belfast International did not rise beyond 6 million in 2008 as some had predicted but in fact fell by 10,000 passengers to 5.2 million.
- Because of Belfast International Airport's relatively low elevation of 268 feet, planes can take off or land at Belfast International 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.
- Civil traffic began in 1922 when flights were conducted flying newspapers from Chester, and a regular civil air service started in 1933.
- The airport lies within the parish of Killead, between the small villages of Killead and Aldergrove.
- The closest airport to Belfast International Airport (BFS) is George Best Belfast City Airport (BHD), which is located only 14 miles (23 kilometers) E of BFS.
- Belfast International Airport (BFS) has 2 runways.
- A new International Pier was built together with lounge facilities and car parks, while an additional apron was provided to separate the smaller general aviation aircraft from large commercial jets.
- Belfast International Airport handled 4,023,336 passengers last year.