Nonstop flight route between Salem, Illinois, United States and Betou, Republic of the Congo:
Departure Airport:

Arrival Airport:

Distance from SLO to BTB:
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- About this route
- SLO Airport Information
- BTB Airport Information
- Facts about SLO
- Facts about BTB
- Map of Nearest Airports to SLO
- List of Nearest Airports to SLO
- Map of Furthest Airports from SLO
- List of Furthest Airports from SLO
- Map of Nearest Airports to BTB
- List of Nearest Airports to BTB
- Map of Furthest Airports from BTB
- List of Furthest Airports from BTB
About this route:
A direct, nonstop flight between Salem–Leckrone Airport (SLO), Salem, Illinois, United States and Bétou Airport (BTB), Betou, Republic of the Congo would travel a Great Circle distance of 7,019 miles (or 11,296 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 Salem–Leckrone Airport and Bétou 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 Salem–Leckrone Airport and Bétou Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SLO / KSLO |
Airport Name: | Salem–Leckrone Airport |
Location: | Salem, Illinois, United States |
GPS Coordinates: | 38°38'34"N by 88°57'51"W |
Area Served: | Salem, Illinois |
Operator/Owner: | Salem Airport Authority |
Airport Type: | Public |
Elevation: | 573 feet (175 meters) |
# of Runways: | 1 |
View all routes: | Routes from SLO |
More Information: | SLO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | BTB / FCOT |
Airport Name: | Bétou Airport |
Location: | Betou, Republic of the Congo |
GPS Coordinates: | 3°2'59"N by 18°30'0"E |
Area Served: | Bétou, Republic of Congo |
Elevation: | 1168 feet (356 meters) |
View all routes: | Routes from BTB |
More Information: | BTB Maps & Info |
Facts about Salem–Leckrone Airport (SLO):
- The furthest airport from Salem–Leckrone Airport (SLO) is Margaret River Airport (MGV), which is located 11,062 miles (17,802 kilometers) away in Margaret River, Western Australia, Australia.
- Salem–Leckrone Airport (SLO) currently has only 1 runway.
- The closest airport to Salem–Leckrone Airport (SLO) is Mt. Vernon Airport (MVN), which is located 23 miles (37 kilometers) SSE of SLO.
- Because of Salem–Leckrone Airport's relatively low elevation of 573 feet, planes can take off or land at Salem–Leckrone 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.
Facts about Bétou Airport (BTB):
- The closest airport to Bétou Airport (BTB) is Bangui M'Poko International Airport (BGF), which is located 93 miles (150 kilometers) N of BTB.
- The furthest airport from Bétou Airport (BTB) is Cassidy International Airport (CXI), which is located 11,986 miles (19,290 kilometers) away in Christmas Island, Kiribati.