Nonstop flight route between Cahokia, Illinois (near St. Louis), United States and Kitaakita, Akita, Japan:
Departure Airport:

Arrival Airport:

Distance from CPS to ONJ:
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- About this route
- CPS Airport Information
- ONJ Airport Information
- Facts about CPS
- Facts about ONJ
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
- Map of Nearest Airports to ONJ
- List of Nearest Airports to ONJ
- Map of Furthest Airports from ONJ
- List of Furthest Airports from ONJ
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Odate-Noshiro Airport (ONJ), Kitaakita, Akita, Japan would travel a Great Circle distance of 6,129 miles (or 9,863 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 St. Louis Downtown Airport and Odate-Noshiro 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 St. Louis Downtown Airport and Odate-Noshiro Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CPS / KCPS |
Airport Name: | St. Louis Downtown Airport |
Location: | Cahokia, Illinois (near St. Louis), United States |
GPS Coordinates: | 38°34'14"N by 90°9'21"W |
Area Served: | Greater St. Louis |
Operator/Owner: | Bi-State Development Agency |
Airport Type: | Public |
Elevation: | 413 feet (126 meters) |
# of Runways: | 3 |
View all routes: | Routes from CPS |
More Information: | CPS Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ONJ / RJSR |
Airport Names: |
|
Location: | Kitaakita, Akita, Japan |
GPS Coordinates: | 40°11'30"N by 140°22'18"E |
Area Served: | Kitaakita, Ōdate |
Operator/Owner: | Odate-Noshiro Airport Administration |
Airport Type: | Public |
Elevation: | 276 feet (84 meters) |
# of Runways: | 1 |
View all routes: | Routes from ONJ |
More Information: | ONJ Maps & Info |
Facts about St. Louis Downtown Airport (CPS):
- Because of St. Louis Downtown Airport's relatively low elevation of 413 feet, planes can take off or land at St. Louis Downtown 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 closest airport to St. Louis Downtown Airport (CPS) is Lambert–St. Louis International Airport (STL), which is located only 16 miles (27 kilometers) NW of CPS.
- St. Louis Downtown Airport (CPS) has 3 runways.
- The airport closed in 1959 and reopened six years later as Bi-State Parks Airport.
- Taken over by the United States Army Air Forces on 1 August 1939 as a basic pilot training airfield.
- The furthest airport from St. Louis Downtown Airport (CPS) is Margaret River Airport (MGV), which is located 10,998 miles (17,700 kilometers) away in Margaret River, Western Australia, Australia.
Facts about Odate-Noshiro Airport (ONJ):
- The closest airport to Odate-Noshiro Airport (ONJ) is Akita Airport (AXT), which is located 41 miles (65 kilometers) SSW of ONJ.
- Odate-Noshiro Airport (ONJ) currently has only 1 runway.
- Because of Odate-Noshiro Airport's relatively low elevation of 276 feet, planes can take off or land at Odate-Noshiro 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.
- In addition to being known as "Odate-Noshiro Airport", other names for ONJ include "大館能代空港" and "Odate-Noshiro Kūkō".
- The furthest airport from Odate-Noshiro Airport (ONJ) is Rio Grande Regional Airport (RIG), which is located 11,542 miles (18,575 kilometers) away in Rio Grande, Brazil.