Nonstop flight route between St. Joseph, Missouri, United States and Gaithersburg, Maryland, United States:
Departure Airport:

Arrival Airport:

Distance from STJ to GAI:
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- About this route
- STJ Airport Information
- GAI Airport Information
- Facts about STJ
- Facts about GAI
- Map of Nearest Airports to STJ
- List of Nearest Airports to STJ
- Map of Furthest Airports from STJ
- List of Furthest Airports from STJ
- Map of Nearest Airports to GAI
- List of Nearest Airports to GAI
- Map of Furthest Airports from GAI
- List of Furthest Airports from GAI
About this route:
A direct, nonstop flight between Rosecrans Memorial Airport (STJ), St. Joseph, Missouri, United States and Montgomery County Airpark (GAI), Gaithersburg, Maryland, United States would travel a Great Circle distance of 946 miles (or 1,522 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 Rosecrans Memorial Airport and Montgomery County Airpark, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | STJ / KSTJ |
Airport Names: |
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Location: | St. Joseph, Missouri, United States |
GPS Coordinates: | 39°46'18"N by 94°54'34"W |
Operator/Owner: | City of St. Joseph |
Airport Type: | Public |
Elevation: | 826 feet (252 meters) |
# of Runways: | 2 |
View all routes: | Routes from STJ |
More Information: | STJ Maps & Info |
Arrival 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 |
Facts about Rosecrans Memorial Airport (STJ):
- Because of Rosecrans Memorial Airport's relatively low elevation of 826 feet, planes can take off or land at Rosecrans Memorial 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.
- Rosecrans Memorial Airport (STJ) has 2 runways.
- The closest airport to Rosecrans Memorial Airport (STJ) is Sherman Army AirfieldSherman Air Force Base (FLV), which is located 28 miles (45 kilometers) S of STJ.
- In addition to being known as "Rosecrans Memorial Airport", another name for STJ is "Rosecrans Army Airfield".
- The 1939 airport was developed by the city as a municipal airport.
- Rosecrans ANGB is currently home to the 139th Airlift Wing, an Air Mobility Command -gained unit of the Missouri Air National Guard, which functions as the host wing for the installation.
- The furthest airport from Rosecrans Memorial Airport (STJ) is Margaret River Airport (MGV), which is located 10,738 miles (17,281 kilometers) away in Margaret River, Western Australia, Australia.
- An additional tenant command at Rosecrans ANGB is the Advanced Airlift Tactics Training Center, a combined activity of both the Air National Guard and the Air Force Reserve Command.
- As previously mentioned, with the end of World War II, much of the former U.S.
Facts about Montgomery County Airpark (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.
- Montgomery County Airpark (GAI) currently has only 1 runway.
- 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.
- The closest airport to Montgomery County Airpark (GAI) is College Park Airport (CGS), which is located only 18 miles (30 kilometers) SE of GAI.