Nonstop flight route between Portsmouth, Ohio, United States and Mahshahr, Iran:
Departure Airport:

Arrival Airport:

Distance from PMH to MRX:
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- About this route
- PMH Airport Information
- MRX Airport Information
- Facts about PMH
- Facts about MRX
- 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 MRX
- List of Nearest Airports to MRX
- Map of Furthest Airports from MRX
- List of Furthest Airports from MRX
About this route:
A direct, nonstop flight between Greater Portsmouth Regional Airport (PMH), Portsmouth, Ohio, United States and Mahshahr Airport (MRX), Mahshahr, Iran would travel a Great Circle distance of 6,734 miles (or 10,838 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 Greater Portsmouth Regional Airport and Mahshahr 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 Greater Portsmouth Regional Airport and Mahshahr Airport. You'll see that it will travel the same route of the red line on this map!
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: | MRX / OIAM |
Airport Name: | Mahshahr Airport |
Location: | Mahshahr, Iran |
GPS Coordinates: | 30°33'22"N by 49°9'6"E |
Elevation: | 8 feet (2 meters) |
# of Runways: | 1 |
View all routes: | Routes from MRX |
More Information: | MRX Maps & Info |
Facts about Greater Portsmouth Regional Airport (PMH):
- 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.
- 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 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.
- The closest airport to Greater Portsmouth Regional Airport (PMH) is Lawrence County Airpark (HTW), which is located 35 miles (56 kilometers) SSE of PMH.
Facts about Mahshahr Airport (MRX):
- Mahshahr Airport (MRX) currently has only 1 runway.
- The closest airport to Mahshahr Airport (MRX) is Omidiyeh Air Base (OMI), which is located 30 miles (48 kilometers) NE of MRX.
- The furthest airport from Mahshahr Airport (MRX) is Totegegie Airport (GMR), which is located 11,864 miles (19,093 kilometers) away in Mangareva, Gambier Islands, French Polynesia.
- Because of Mahshahr Airport's relatively low elevation of 8 feet, planes can take off or land at Mahshahr 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.