Nonstop flight route between Kelso, Washington, United States and Ipoh, Perak, Malaysia:
Departure Airport:

Arrival Airport:

Distance from KLS to IPH:
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- About this route
- KLS Airport Information
- IPH Airport Information
- Facts about KLS
- Facts about IPH
- 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 IPH
- List of Nearest Airports to IPH
- Map of Furthest Airports from IPH
- List of Furthest Airports from IPH
About this route:
A direct, nonstop flight between Southwest Washington Regional Airport (KLS), Kelso, Washington, United States and Sultan Azlan Shah Airport (IPH), Ipoh, Perak, Malaysia would travel a Great Circle distance of 8,021 miles (or 12,908 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 Sultan Azlan Shah 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 Sultan Azlan Shah 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: | IPH / WMKI |
Airport Name: | Sultan Azlan Shah Airport |
Location: | Ipoh, Perak, Malaysia |
GPS Coordinates: | 4°34'9"N by 101°5'35"E |
Area Served: | Perak, Malaysia |
Operator/Owner: | Government of Malaysia |
Airport Type: | Public |
Elevation: | 130 feet (40 meters) |
# of Runways: | 1 |
View all routes: | Routes from IPH |
More Information: | IPH Maps & Info |
Facts about Southwest Washington Regional Airport (KLS):
- The airport has one passenger terminal consisting of 12 gates.
- 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.
- 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.
- 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.
- Southwest Washington Regional Airport covers an area of 110 acres at an elevation of 20 feet above mean sea level.
Facts about Sultan Azlan Shah Airport (IPH):
- Because of Sultan Azlan Shah Airport's relatively low elevation of 130 feet, planes can take off or land at Sultan Azlan Shah 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.
- There was an upgrade that was started in April 2011 and was completed in November 2012.
- Sultan Azlan Shah Airport (IPH) currently has only 1 runway.
- The closest airport to Sultan Azlan Shah Airport (IPH) is Sitiawan Airport (SWY), which is located 37 miles (59 kilometers) SW of IPH.
- The furthest airport from Sultan Azlan Shah Airport (IPH) is Camilo Ponce Enriquez Airport (LOH), which is nearly antipodal to Sultan Azlan Shah Airport (meaning Sultan Azlan Shah Airport is almost on the exact opposite side of the Earth from Camilo Ponce Enriquez Airport), and is located 12,386 miles (19,933 kilometers) away in Loja, Ecuador.
- There was also another plan to make Ipoh as a feeder airport to other regions, as it couldn't compete with other airports such as Kuala Lumpur International Airport and Penang International Airport.
- The government realised that the airport could no longer be extended due to its location near residential areas.
- Sultan Azlan Shah Airport handled 73,354 passengers last year.