Nonstop flight route between Coatesville, Pennsylvania, United States and Ugashik, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from CTH to UGS:
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- About this route
- CTH Airport Information
- UGS Airport Information
- Facts about CTH
- Facts about UGS
- Map of Nearest Airports to CTH
- List of Nearest Airports to CTH
- Map of Furthest Airports from CTH
- List of Furthest Airports from CTH
- Map of Nearest Airports to UGS
- List of Nearest Airports to UGS
- Map of Furthest Airports from UGS
- List of Furthest Airports from UGS
About this route:
A direct, nonstop flight between Chester County G. O. Carlson Airport (CTH), Coatesville, Pennsylvania, United States and Ugashik Airport (UGS), Ugashik, Alaska, United States would travel a Great Circle distance of 3,658 miles (or 5,887 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 Chester County G. O. Carlson Airport and Ugashik 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 Chester County G. O. Carlson Airport and Ugashik Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CTH / KMQS |
Airport Names: |
|
Location: | Coatesville, Pennsylvania, United States |
GPS Coordinates: | 39°58'44"N by 75°51'56"W |
Operator/Owner: | Chester County Area Airport Authority |
Airport Type: | Public |
Elevation: | 660 feet (201 meters) |
# of Runways: | 1 |
View all routes: | Routes from CTH |
More Information: | CTH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | UGS / |
Airport Names: |
|
Location: | Ugashik, Alaska, United States |
GPS Coordinates: | 57°31'23"N by 157°23'45"W |
Area Served: | Ugashik, Alaska |
Operator/Owner: | State of Alaska DOT&PF - Central Region |
Airport Type: | Public |
Elevation: | 25 feet (8 meters) |
# of Runways: | 1 |
View all routes: | Routes from UGS |
More Information: | UGS Maps & Info |
Facts about Chester County G. O. Carlson Airport (CTH):
- Chester County's airport identifier was 40N but it has recently changed to MQS.
- The airport covers 250 acres.
- Because of Chester County G. O. Carlson Airport's relatively low elevation of 660 feet, planes can take off or land at Chester County G. O. Carlson 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.
- Chester County G. O. Carlson Airport (CTH) currently has only 1 runway.
- In addition to being known as "Chester County G. O. Carlson Airport", another name for CTH is "MQS".
- The closest airport to Chester County G. O. Carlson Airport (CTH) is Brandywine Airport (OQN), which is located only 15 miles (24 kilometers) E of CTH.
- The furthest airport from Chester County G. O. Carlson Airport (CTH) is Margaret River Airport (MGV), which is located 11,702 miles (18,833 kilometers) away in Margaret River, Western Australia, Australia.
Facts about Ugashik Airport (UGS):
- Ugashik Airport (UGS) currently has only 1 runway.
- In addition to being known as "Ugashik Airport", another name for UGS is "9A8".
- Because of Ugashik Airport's relatively low elevation of 25 feet, planes can take off or land at Ugashik 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 Ugashik Airport (UGS) is George Airport (GRJ), which is located 10,812 miles (17,400 kilometers) away in George, South Africa.
- The closest airport to Ugashik Airport (UGS) is Pilot Point Airport (PIP), which is located only 8 miles (12 kilometers) WNW of UGS.