Nonstop flight route between Gaithersburg, Maryland, United States and Roanoke, Virginia, United States:
Departure Airport:

Arrival Airport:

Distance from GAI to ROA:
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- About this route
- GAI Airport Information
- ROA Airport Information
- Facts about GAI
- Facts about ROA
- Map of Nearest Airports to GAI
- List of Nearest Airports to GAI
- Map of Furthest Airports from GAI
- List of Furthest Airports from GAI
- Map of Nearest Airports to ROA
- List of Nearest Airports to ROA
- Map of Furthest Airports from ROA
- List of Furthest Airports from ROA
About this route:
A direct, nonstop flight between Montgomery County Airpark (GAI), Gaithersburg, Maryland, United States and Roanoke–Blacksburg Regional Airport (ROA), Roanoke, Virginia, United States would travel a Great Circle distance of 199 miles (or 320 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 Montgomery County Airpark and Roanoke–Blacksburg Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | GAI / KGAI |
Airport Name: | Montgomery County Airpark |
Location: | Gaithersburg, Maryland, United States |
GPS Coordinates: | 39°10'5"N by 77°9'57"W |
Operator/Owner: | Montgomery County Revenue Authority |
Airport Type: | Public |
Elevation: | 539 feet (164 meters) |
# of Runways: | 1 |
View all routes: | Routes from GAI |
More Information: | GAI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ROA / KROA |
Airport Names: |
|
Location: | Roanoke, Virginia, United States |
GPS Coordinates: | 37°19'32"N by 79°58'32"W |
Area Served: | Roanoke Valley, New River Valley |
Airport Type: | Public |
Elevation: | 1175 feet (358 meters) |
# of Runways: | 2 |
View all routes: | Routes from ROA |
More Information: | ROA Maps & Info |
Facts about Montgomery County Airpark (GAI):
- Montgomery County Airpark (GAI) currently has only 1 runway.
- The closest airport to Montgomery County Airpark (GAI) is College Park Airport (CGS), which is located only 18 miles (30 kilometers) SE of GAI.
- The furthest airport from Montgomery County Airpark (GAI) is Margaret River Airport (MGV), which is located 11,667 miles (18,776 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Montgomery County Airpark's relatively low elevation of 539 feet, planes can take off or land at Montgomery County Airpark 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.
Facts about Roanoke–Blacksburg Regional Airport (ROA):
- The current terminal building was designed by the Charlotte based architectural firm of Odell Associates and was built to serve as a replacement for the 1953 terminal, later demolished in 2005.
- As per Federal Aviation Administration records, the airport had 315,293 passenger boardings in calendar year 2008, 297,588 enplanements in 2009, and 316,478 in 2010.
- During the period of Piedmont’s dominance, several regional airlines established service to Roanoke only to later pull out.
- The closest airport to Roanoke–Blacksburg Regional Airport (ROA) is Virginia Tech Montgomery Executive Airport (BCB), which is located 25 miles (40 kilometers) WSW of ROA.
- Due to the size and layout of its runways, the airport has been rated among the top ten airports within a couple of hours of Andrews Air Force Base for training pilots in the 89th Operations Group.
- The furthest airport from Roanoke–Blacksburg Regional Airport (ROA) is Margaret River Airport (MGV), which is located 11,559 miles (18,603 kilometers) away in Margaret River, Western Australia, Australia.
- Roanoke–Blacksburg Regional Airport (ROA) has 2 runways.
- In addition to being known as "Roanoke–Blacksburg Regional Airport", another name for ROA is "Woodrum Field".
- In an effort to add more options for travelers in Roanoke, the airport added non-stop service to Orlando in May 2006 and Tampa in December 2006 with Allegiant Air.
- By 1934, American Airlines began service to Roanoke, but they later moved their operations to Lynchburg in 1937 due to the poor conditions in Roanoke.
- Shortly after it departed from Asheville Regional Airport in Asheville, North Carolina, on July 19, 1967, Piedmont Airlines Flight 22 collided with a twin-engine Cessna 310 on approach to Asheville.