Nonstop flight route between Portsmouth, Ohio, United States and Novato, California, United States:
Departure Airport:

Arrival Airport:

Distance from PMH to NOT:
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- About this route
- PMH Airport Information
- NOT Airport Information
- Facts about PMH
- Facts about NOT
- Map of Nearest Airports to PMH
- List of Nearest Airports to PMH
- Map of Furthest Airports from PMH
- List of Furthest Airports from PMH
- Map of Nearest Airports to NOT
- List of Nearest Airports to NOT
- Map of Furthest Airports from NOT
- List of Furthest Airports from NOT
About this route:
A direct, nonstop flight between Greater Portsmouth Regional Airport (PMH), Portsmouth, Ohio, United States and Marin County Airport (NOT), Novato, California, United States would travel a Great Circle distance of 2,131 miles (or 3,429 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 Greater Portsmouth Regional Airport and Marin County Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | PMH / KPMH |
Airport Name: | Greater Portsmouth Regional Airport |
Location: | Portsmouth, Ohio, United States |
GPS Coordinates: | 38°50'26"N by 82°50'49"W |
Area Served: | Portsmouth, Ohio |
Operator/Owner: | Scioto County Airport Authority |
Airport Type: | Public |
Elevation: | 663 feet (202 meters) |
# of Runways: | 1 |
View all routes: | Routes from PMH |
More Information: | PMH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | NOT / KDVO |
Airport Names: |
|
Location: | Novato, California, United States |
GPS Coordinates: | 38°8'36"N by 122°33'21"W |
Operator/Owner: | Marin County |
Elevation: | 2 feet (1 meters) |
# of Runways: | 1 |
View all routes: | Routes from NOT |
More Information: | NOT Maps & Info |
Facts about Greater Portsmouth Regional Airport (PMH):
- The airport offers fuel services along with a small snack bar, a couple of hangars, mechanics, and pilot snooze room.
- The airport was constructed in the 1957 to replace another airport located in West Portsmouth, Ohio which was situated near the Ohio River.
- Greater Portsmouth Regional Airport (PMH) currently has only 1 runway.
- Because of Greater Portsmouth Regional Airport's relatively low elevation of 663 feet, planes can take off or land at Greater Portsmouth Regional 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 Greater Portsmouth Regional Airport (PMH) is Lawrence County Airpark (HTW), which is located 35 miles (56 kilometers) SSE of PMH.
- Greater Portsmouth Regional Airport covers an area of 246 acres at an elevation of 663 feet above mean sea level.
- The furthest airport from Greater Portsmouth Regional Airport (PMH) is Margaret River Airport (MGV), which is located 11,385 miles (18,322 kilometers) away in Margaret River, Western Australia, Australia.
Facts about Marin County Airport (NOT):
- The furthest airport from Marin County Airport (NOT) is Tôlanaro Airport (FTU), which is located 11,343 miles (18,254 kilometers) away in Tôlanaro, Madagascar.
- The Wrights original privately owned airport had a dirt runway and was just west of the current airport, in what is now a grassy field.
- The closest airport to Marin County Airport (NOT) is Napa County Airport (APC), which is located only 16 miles (25 kilometers) ENE of NOT.
- In addition to being known as "Marin County Airport", other names for NOT include "Gnoss Field" and "DVO".
- Marin County Airport (NOT) currently has only 1 runway.
- The airport was opened by the Wright family just after World War II to serve the thousands of ex-military pilots expected to be flying after the war.
- When Gnoss Field's crosswinds exceed pilot or aircraft limitations, local pilots generally land at Petaluma Municipal / K069, 327 magnetic heading) or Napa County Airport / KAPC, 058 magnetic heading).
- In 1968 the County of Marin bought the airport and moved it to its present location.
- Because of Marin County Airport's relatively low elevation of 2 feet, planes can take off or land at Marin 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.