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

Arrival Airport:

Distance from PSM to DSV:
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- About this route
- PSM Airport Information
- DSV Airport Information
- Facts about PSM
- Facts about DSV
- 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 DSV
- List of Nearest Airports to DSV
- Map of Furthest Airports from DSV
- List of Furthest Airports from DSV
About this route:
A direct, nonstop flight between Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States and Dansville Municipal Airport (DSV), Dansville, New York, United States would travel a Great Circle distance of 351 miles (or 565 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 Dansville Municipal 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: | DSV / KDSV |
Airport Name: | Dansville Municipal Airport |
Location: | Dansville, New York, United States |
GPS Coordinates: | 42°34'14"N by 77°42'47"W |
Area Served: | Dansville, Livingston County, New York |
Operator/Owner: | Town of North Dansville |
Airport Type: | Public |
Elevation: | 662 feet (202 meters) |
# of Runways: | 2 |
View all routes: | Routes from DSV |
More Information: | DSV Maps & Info |
Facts about Portsmouth International Airport at Pease (PSM):
- 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.
- 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.
- Pease was one of 7 Launch Abort Sites and one of 18 Emergency Landing Sites for NASA space shuttle orbiters.
- It shares the runway with the Pease Air National Guard Base, which is actively utilized by the 157th Air Refueling Wing of the New Hampshire Air National Guard, an Air Mobility Command -gained Air National Guard unit operating the KC-135R Stratotanker aircraft.
- 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.
Facts about Dansville Municipal Airport (DSV):
- Dansville Municipal Airport is a public use airport located one nautical mile northwest of the central business district of Dansville, a village in Livingston County, New York, United States.
- The closest airport to Dansville Municipal Airport (DSV) is Wellsville Municipal Airport (ELZ), which is located 35 miles (56 kilometers) SSW of DSV.
- Because of Dansville Municipal Airport's relatively low elevation of 662 feet, planes can take off or land at Dansville 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 furthest airport from Dansville Municipal Airport (DSV) is Margaret River Airport (MGV), which is located 11,522 miles (18,543 kilometers) away in Margaret River, Western Australia, Australia.
- Dansville Municipal Airport (DSV) has 2 runways.