Nonstop flight route between Sion, Switzerland and Yaoundé, Cameroon:
Departure Airport:

Arrival Airport:

Distance from SIR to YAO:
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- About this route
- SIR Airport Information
- YAO Airport Information
- Facts about SIR
- Facts about YAO
- Map of Nearest Airports to SIR
- List of Nearest Airports to SIR
- Map of Furthest Airports from SIR
- List of Furthest Airports from SIR
- Map of Nearest Airports to YAO
- List of Nearest Airports to YAO
- Map of Furthest Airports from YAO
- List of Furthest Airports from YAO
About this route:
A direct, nonstop flight between Sion Airport (SIR), Sion, Switzerland and Yaoundé Airport (YAO), Yaoundé, Cameroon would travel a Great Circle distance of 2,939 miles (or 4,730 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 Sion Airport and Yaoundé 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 Sion Airport and Yaoundé Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SIR / LSGS |
Airport Names: |
|
Location: | Sion, Switzerland |
GPS Coordinates: | 46°13'10"N by 7°19'36"E |
Area Served: | Sion, Switzerland |
Elevation: | 1585 feet (483 meters) |
# of Runways: | 2 |
View all routes: | Routes from SIR |
More Information: | SIR Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YAO / FKKY |
Airport Name: | Yaoundé Airport |
Location: | Yaoundé, Cameroon |
GPS Coordinates: | 3°50'9"N by 11°31'23"E |
Operator/Owner: | Cameroon Air Force |
Airport Type: | Public / Military |
Elevation: | 2464 feet (751 meters) |
# of Runways: | 1 |
View all routes: | Routes from YAO |
More Information: | YAO Maps & Info |
Facts about Sion Airport (SIR):
- Sion Airport (SIR) has 2 runways.
- The closest airport to Sion Airport (SIR) is Aosta Valley Airport (AOT), which is located 33 miles (54 kilometers) S of SIR.
- The furthest airport from Sion Airport (SIR) is Chatham Islands (CHT), which is nearly antipodal to Sion Airport (meaning Sion Airport is almost on the exact opposite side of the Earth from Chatham Islands), and is located 12,188 miles (19,615 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- In addition to being known as "Sion Airport", other names for SIR include "Aéroport de Sion" and "LSGS /LSMS".
Facts about Yaoundé Airport (YAO):
- The furthest airport from Yaoundé Airport (YAO) is Canton Island Airport (CIS), which is nearly antipodal to Yaoundé Airport (meaning Yaoundé Airport is almost on the exact opposite side of the Earth from Canton Island Airport), and is located 12,202 miles (19,638 kilometers) away in Canton Island, Kiribati.
- The closest airport to Yaoundé Airport (YAO) is Yaoundé Nsimalen International Airport (NSI), which is located only 8 miles (13 kilometers) SSE of YAO.
- Yaoundé Airport (YAO) currently has only 1 runway.