Nonstop flight route between Portsmouth, New Hampshire, United States and Poughkeepsie, New York, United States:
Departure Airport:

Arrival Airport:

Distance from PSM to POU:
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- About this route
- PSM Airport Information
- POU Airport Information
- Facts about PSM
- Facts about POU
- 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 POU
- List of Nearest Airports to POU
- Map of Furthest Airports from POU
- List of Furthest Airports from POU
About this route:
A direct, nonstop flight between Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States and Dutchess County Airport (POU), Poughkeepsie, New York, United States would travel a Great Circle distance of 186 miles (or 299 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 relatively short distance between Portsmouth International Airport at Pease and Dutchess County Airport, the route shown on this map most likely still appears to be a straight line.
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: | POU / KPOU |
Airport Name: | Dutchess County Airport |
Location: | Poughkeepsie, New York, United States |
GPS Coordinates: | 41°37'36"N by 73°53'3"W |
Area Served: | Poughkeepsie, New York |
Operator/Owner: | Dutchess County |
Airport Type: | Public |
Elevation: | 165 feet (50 meters) |
# of Runways: | 3 |
View all routes: | Routes from POU |
More Information: | POU 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 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.
- Pease was one of 7 Launch Abort Sites and one of 18 Emergency Landing Sites for NASA space shuttle orbiters.
- 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.
- Portsmouth International Airport at Pease (PSM) currently has only 1 runway.
- 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.
Facts about Dutchess County Airport (POU):
- The furthest airport from Dutchess County Airport (POU) is Margaret River Airport (MGV), which is located 11,714 miles (18,852 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Dutchess County Airport's relatively low elevation of 165 feet, planes can take off or land at Dutchess County 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.
- Dutchess County Airport was built by the United States Department of Commerce in the 1930s and was used for pilot training during World War II by the US Army Air Forces.
- When Stewart International Airport, which is located just across the Hudson River, started commercial operations in 1990, most commercial airline service ended at Dutchess County Airport.
- After the Second World War, the airport was turned over to the county for the sum of $1 and guarantees that it would remain open as part of the Surplus Property Act of 1944 by the War Assets Administration.
- Dutchess County Airport (POU) has 3 runways.
- The closest airport to Dutchess County Airport (POU) is Stewart International Airport (SWF), which is located only 14 miles (23 kilometers) SW of POU.