Nonstop flight route between Kelso, Washington, United States and São Tomé, São Tomé and Príncipe:
Departure Airport:

Arrival Airport:

Distance from KLS to TMS:
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- About this route
- KLS Airport Information
- TMS Airport Information
- Facts about KLS
- Facts about TMS
- Map of Nearest Airports to KLS
- List of Nearest Airports to KLS
- Map of Furthest Airports from KLS
- List of Furthest Airports from KLS
- Map of Nearest Airports to TMS
- List of Nearest Airports to TMS
- Map of Furthest Airports from TMS
- List of Furthest Airports from TMS
About this route:
A direct, nonstop flight between Southwest Washington Regional Airport (KLS), Kelso, Washington, United States and São Tomé International Airport (TMS), São Tomé, São Tomé and Príncipe would travel a Great Circle distance of 8,010 miles (or 12,890 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 Southwest Washington Regional Airport and São Tomé International 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 Southwest Washington Regional Airport and São Tomé International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | KLS / KKLS |
Airport Name: | Southwest Washington Regional Airport |
Location: | Kelso, Washington, United States |
GPS Coordinates: | 46°7'5"N by 122°53'53"W |
Area Served: | Longview-Kelso Metropolitan Area |
Operator/Owner: | City of Kelso |
Airport Type: | Public |
Elevation: | 20 feet (6 meters) |
# of Runways: | 1 |
View all routes: | Routes from KLS |
More Information: | KLS Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | TMS / FPST |
Airport Names: |
|
Location: | São Tomé, São Tomé and Príncipe |
GPS Coordinates: | 0°22'41"N by 6°42'43"E |
Area Served: | São Tomé, São Tomé Island, São Tomé and Príncipe |
Airport Type: | Public |
Elevation: | 33 feet (10 meters) |
# of Runways: | 1 |
View all routes: | Routes from TMS |
More Information: | TMS Maps & Info |
Facts about Southwest Washington Regional Airport (KLS):
- Because of Southwest Washington Regional Airport's relatively low elevation of 20 feet, planes can take off or land at Southwest Washington Regional 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.
- Southwest Washington Regional Airport covers an area of 110 acres at an elevation of 20 feet above mean sea level.
- The closest airport to Southwest Washington Regional Airport (KLS) is South Lewis County Airport (TDO), which is located 25 miles (41 kilometers) N of KLS.
- Southwest Washington Regional Airport (KLS) currently has only 1 runway.
- The furthest airport from Southwest Washington Regional Airport (KLS) is Tôlanaro Airport (FTU), which is located 10,876 miles (17,503 kilometers) away in Tôlanaro, Madagascar.
Facts about São Tomé International Airport (TMS):
- In addition to being known as "São Tomé International Airport", another name for TMS is "Aeroporto Internacional de São Tomé".
- The furthest airport from São Tomé International Airport (TMS) is Canton Island Airport (CIS), which is nearly antipodal to São Tomé International Airport (meaning São Tomé International Airport is almost on the exact opposite side of the Earth from Canton Island Airport), and is located 12,239 miles (19,696 kilometers) away in Canton Island, Kiribati.
- Because of São Tomé International Airport's relatively low elevation of 33 feet, planes can take off or land at São Tomé 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.
- São Tomé International Airport (TMS) currently has only 1 runway.
- The closest airport to São Tomé International Airport (TMS) is Libreville Leon M'ba International Airport (LBV), which is located 187 miles (300 kilometers) E of TMS.