Nonstop flight route between Kelso, Washington, United States and Hermiston, Oregon, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from KLS to HES:
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- About this route
- KLS Airport Information
- HES Airport Information
- Facts about KLS
- Facts about HES
- Map of Nearest Airports to KLS
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- Map of Furthest Airports from KLS
- List of Furthest Airports from KLS
- Map of Nearest Airports to HES
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- List of Furthest Airports from HES
About this route:
A direct, nonstop flight between Southwest Washington Regional Airport (KLS), Kelso, Washington, United States and Hermiston Municipal Airport (HES), Hermiston, Oregon, United States would travel a Great Circle distance of 176 miles (or 283 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 relatively short distance between Southwest Washington Regional Airport and Hermiston Municipal Airport, the route shown on this map most likely still appears to be a straight line.
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: | HES / KHRI | 
| Airport Names: | 
 | 
| Location: | Hermiston, Oregon, United States | 
| GPS Coordinates: | 45°49'41"N by 119°15'33"W | 
| Area Served: | Hermiston, Oregon | 
| Operator/Owner: | City of Hermiston | 
| Airport Type: | Public | 
| Elevation: | 644 feet (196 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from HES | 
| More Information: | HES Maps & Info | 
Facts about Southwest Washington Regional Airport (KLS):
- Southwest Washington Regional Airport (KLS) currently has only 1 runway.
- 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 is a city-owned public-use airport located two nautical miles southeast of the central business district of Kelso, in Cowlitz County, Washington, United States.
- The airport has one passenger terminal consisting of 12 gates.
- 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 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 Hermiston Municipal Airport (HES):
- Hermiston Municipal Airport (HES) currently has only 1 runway.
- Because of Hermiston Municipal Airport's relatively low elevation of 644 feet, planes can take off or land at Hermiston Municipal 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.
- Hermiston Municipal Airport covers an area of 267 acres at an elevation of 644 feet above mean sea level.
- In addition to being known as "Hermiston Municipal Airport", another name for HES is "HRI".
- The furthest airport from Hermiston Municipal Airport (HES) is Tôlanaro Airport (FTU), which is located 10,810 miles (17,396 kilometers) away in Tôlanaro, Madagascar.
- The closest airport to Hermiston Municipal Airport (HES) is Eastern Oregon Regional Airport (PDT), which is located 22 miles (36 kilometers) ESE of HES.




