Nonstop flight route between Gary, Indiana (near Chicago), United States and Impfondo, Republic of the Congo:
Departure Airport:

Arrival Airport:

Distance from GYY to ION:
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- About this route
- GYY Airport Information
- ION Airport Information
- Facts about GYY
- Facts about ION
- Map of Nearest Airports to GYY
- List of Nearest Airports to GYY
- Map of Furthest Airports from GYY
- List of Furthest Airports from GYY
- Map of Nearest Airports to ION
- List of Nearest Airports to ION
- Map of Furthest Airports from ION
- List of Furthest Airports from ION
About this route:
A direct, nonstop flight between Gary/Chicago International Airport (GYY), Gary, Indiana (near Chicago), United States and Impfondo Airport (ION), Impfondo, Republic of the Congo would travel a Great Circle distance of 6,938 miles (or 11,166 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 Gary/Chicago International Airport and Impfondo 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 Gary/Chicago International Airport and Impfondo Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | GYY / KGYY |
Airport Name: | Gary/Chicago International Airport |
Location: | Gary, Indiana (near Chicago), United States |
GPS Coordinates: | 41°36'59"N by 87°24'46"W |
Area Served: | Gary, Indiana |
Operator/Owner: | Gary/Chicago Airport Authority |
Airport Type: | Public |
Elevation: | 591 feet (180 meters) |
# of Runways: | 2 |
View all routes: | Routes from GYY |
More Information: | GYY Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ION / FCOI |
Airport Name: | Impfondo Airport |
Location: | Impfondo, Republic of the Congo |
GPS Coordinates: | 1°35'21"N by 18°2'42"E |
Area Served: | Impfondo, Republic of the Congo |
Elevation: | 1099 feet (335 meters) |
View all routes: | Routes from ION |
More Information: | ION Maps & Info |
Facts about Gary/Chicago International Airport (GYY):
- Skybus Airlines served the airport until the airline folded on April 4, 2008.
- Because of Gary/Chicago International Airport's relatively low elevation of 591 feet, planes can take off or land at Gary/Chicago International 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.
- On the afternoon of March 22, 2013, the FAA closed the airport's control tower, along with other airports in Illinois.
- The furthest airport from Gary/Chicago International Airport (GYY) is Margaret River Airport (MGV), which is located 11,103 miles (17,868 kilometers) away in Margaret River, Western Australia, Australia.
- Gary/Chicago International Airport (GYY) has 2 runways.
- A long-standing proposal to turn the Gary/Chicago International Airport into Chicago's third major airport received a boost in early 2006 with the approval of $48 million in federal funding over the next ten years.
- The closest airport to Gary/Chicago International Airport (GYY) is Chicago Midway International Airport (MDW), which is located 21 miles (34 kilometers) NW of GYY.
- Gary/Chicago International Airport covers 675 acres at an elevation of 591 feet above mean sea level.
Facts about Impfondo Airport (ION):
- The furthest airport from Impfondo Airport (ION) is Cassidy International Airport (CXI), which is nearly antipodal to Impfondo Airport (meaning Impfondo Airport is almost on the exact opposite side of the Earth from Cassidy International Airport), and is located 12,034 miles (19,367 kilometers) away in Christmas Island, Kiribati.
- The closest airport to Impfondo Airport (ION) is Bétou Airport (BTB), which is located 106 miles (170 kilometers) NNE of ION.