Nonstop flight route between Salem, Illinois, United States and Walla Walla, Washington, United States:
Departure Airport:

Arrival Airport:

Distance from SLO to ALW:
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- About this route
- SLO Airport Information
- ALW Airport Information
- Facts about SLO
- Facts about ALW
- Map of Nearest Airports to SLO
- List of Nearest Airports to SLO
- Map of Furthest Airports from SLO
- List of Furthest Airports from SLO
- Map of Nearest Airports to ALW
- List of Nearest Airports to ALW
- Map of Furthest Airports from ALW
- List of Furthest Airports from ALW
About this route:
A direct, nonstop flight between Salem–Leckrone Airport (SLO), Salem, Illinois, United States and Walla Walla Regional AirportWalla Walla Army Air Base (ALW), Walla Walla, Washington, United States would travel a Great Circle distance of 1,572 miles (or 2,531 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 Salem–Leckrone Airport and Walla Walla Regional AirportWalla Walla Army Air Base, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | SLO / KSLO |
Airport Name: | Salem–Leckrone Airport |
Location: | Salem, Illinois, United States |
GPS Coordinates: | 38°38'34"N by 88°57'51"W |
Area Served: | Salem, Illinois |
Operator/Owner: | Salem Airport Authority |
Airport Type: | Public |
Elevation: | 573 feet (175 meters) |
# of Runways: | 1 |
View all routes: | Routes from SLO |
More Information: | SLO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ALW / KALW |
Airport Name: | Walla Walla Regional AirportWalla Walla Army Air Base |
Location: | Walla Walla, Washington, United States |
GPS Coordinates: | 46°5'40"N by 118°17'20"W |
Area Served: | Walla Walla, Washington |
Operator/Owner: | Port of Walla Walla |
Airport Type: | Public |
Elevation: | 1194 feet (364 meters) |
# of Runways: | 3 |
View all routes: | Routes from ALW |
More Information: | ALW Maps & Info |
Facts about Salem–Leckrone Airport (SLO):
- The furthest airport from Salem–Leckrone Airport (SLO) is Margaret River Airport (MGV), which is located 11,062 miles (17,802 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Salem–Leckrone Airport (SLO) is Mt. Vernon Airport (MVN), which is located 23 miles (37 kilometers) SSE of SLO.
- The airport is named for Philip Leckrone, a flying instructor from Salem who fought in the Royal Air Force Eagle Squadrons during World War II.
- Because of Salem–Leckrone Airport's relatively low elevation of 573 feet, planes can take off or land at Salem–Leckrone 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.
- Salem–Leckrone Airport is a public use airport located two nautical miles northwest of the central business district of Salem, a city in Marion County, Illinois, United States.
- Salem–Leckrone Airport (SLO) currently has only 1 runway.
Facts about Walla Walla Regional AirportWalla Walla Army Air Base (ALW):
- Currently, Horizon Air operates Bombardier Q400 propjets into Walla Walla on behalf of Alaska Airlines.
- Historically, Walla Walla had scheduled passenger jet service in the past provided by West Coast Airlines which operated Douglas DC-9-14 jetliners and also by Cascade Airways which flew British Aircraft Corporation BAC One-Eleven twinjets.
- West Coast then merged with Bonanza Air Lines and Pacific Air Lines to form Air West which was subsequently renamed Hughes Airwest.
- The closest airport to Walla Walla Regional AirportWalla Walla Army Air Base (ALW) is Eastern Oregon Regional Airport (PDT), which is located 38 miles (62 kilometers) SW of ALW.
- Walla Walla Regional AirportWalla Walla Army Air Base (ALW) has 3 runways.
- Late in 1943, Walla Walla Army Airfield lay idle when the Second Air Force withdrew its B-17 Flying Fortress training operation.
- The furthest airport from Walla Walla Regional AirportWalla Walla Army Air Base (ALW) is Tôlanaro Airport (FTU), which is located 10,768 miles (17,330 kilometers) away in Tôlanaro, Madagascar.