Nonstop flight route between Portsmouth, New Hampshire, United States and Los Banos, California, United States:
Departure Airport:

Arrival Airport:

Distance from PSM to LSN:
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- About this route
- PSM Airport Information
- LSN Airport Information
- Facts about PSM
- Facts about LSN
- 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 LSN
- List of Nearest Airports to LSN
- Map of Furthest Airports from LSN
- List of Furthest Airports from LSN
About this route:
A direct, nonstop flight between Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States and Los Banos Municipal Airport (LSN), Los Banos, California, United States would travel a Great Circle distance of 2,639 miles (or 4,247 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 Los Banos Municipal 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 Los Banos Municipal 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: | LSN / KLSN |
Airport Name: | Los Banos Municipal Airport |
Location: | Los Banos, California, United States |
GPS Coordinates: | 37°3'46"N by 120°52'9"W |
Operator/Owner: | City of Los Banos |
Airport Type: | Public |
Elevation: | 121 feet (37 meters) |
# of Runways: | 1 |
View all routes: | Routes from LSN |
More Information: | LSN Maps & Info |
Facts about Portsmouth International Airport at Pease (PSM):
- 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 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.
- Portsmouth International Airport at Pease (PSM) currently has only 1 runway.
- 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.
- 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.
- 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.
Facts about Los Banos Municipal Airport (LSN):
- The furthest airport from Los Banos Municipal Airport (LSN) is Tôlanaro Airport (FTU), which is located 11,339 miles (18,248 kilometers) away in Tôlanaro, Madagascar.
- For the 12-month period ending June 15, 2011, the airport had 16,000 general aviation aircraft operations, an average of 44 per day.
- Historically a release of hazardous materials to the environment has occurred at the airport.
- Los Banos Municipal Airport (LSN) currently has only 1 runway.
- Because of Los Banos Municipal Airport's relatively low elevation of 121 feet, planes can take off or land at Los Banos Municipal 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.
- The closest airport to Los Banos Municipal Airport (LSN) is Merced Regional Airport (MCE), which is located 25 miles (40 kilometers) NE of LSN.