Nonstop flight route between Kelso, Washington, United States and Rotterdam, Netherlands:
Departure Airport:

Arrival Airport:

Distance from KLS to RTM:
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- About this route
- KLS Airport Information
- RTM Airport Information
- Facts about KLS
- Facts about RTM
- 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 RTM
- List of Nearest Airports to RTM
- Map of Furthest Airports from RTM
- List of Furthest Airports from RTM
About this route:
A direct, nonstop flight between Southwest Washington Regional Airport (KLS), Kelso, Washington, United States and Rotterdam The Hague Airport (RTM), Rotterdam, Netherlands would travel a Great Circle distance of 4,977 miles (or 8,009 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 Rotterdam The Hague 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 Rotterdam The Hague 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: | RTM / EHRD |
Airport Name: | Rotterdam The Hague Airport |
Location: | Rotterdam, Netherlands |
GPS Coordinates: | 51°57'24"N by 4°26'13"E |
Area Served: | Rotterdam and The Hague |
Operator/Owner: | Schiphol Group |
Airport Type: | Public/Military/State |
Elevation: | -14 feet (-4 meters) |
# of Runways: | 1 |
View all routes: | Routes from RTM |
More Information: | RTM Maps & Info |
Facts about Southwest Washington Regional Airport (KLS):
- 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.
- 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.
- Kelso-Longview Airport opened in May 1941 on 109 acres of a nearby dairy farm, as a training field for amateur pilots, and has since become a regional transportation center for southwest Washington.
- 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.
- Southwest Washington Regional Airport (KLS) currently has only 1 runway.
Facts about Rotterdam The Hague Airport (RTM):
- Because of Rotterdam The Hague Airport's relatively low elevation of -14 feet, planes can take off or land at Rotterdam The Hague 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.
- Rotterdam The Hague Airport handled 159,014 passengers last year.
- The closest airport to Rotterdam The Hague Airport (RTM) is Valkenburg Naval Air Base (LID), which is located only 15 miles (23 kilometers) N of RTM.
- The route with the longest continual service, to London Heathrow and operated by KLM Cityhopper, was suspended in 2008.
- Construction of the airport began in August 1955 and the airport was officially opened in October 1956.
- The furthest airport from Rotterdam The Hague Airport (RTM) is Chatham Islands (CHT), which is located 11,872 miles (19,107 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- Rotterdam The Hague Airport (RTM) currently has only 1 runway.