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

Arrival Airport:

Distance from ONJ to CPS:
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- About this route
- ONJ Airport Information
- CPS Airport Information
- Facts about ONJ
- Facts about 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
- Map of Nearest Airports to CPS
- List of Nearest Airports to CPS
- Map of Furthest Airports from CPS
- List of Furthest Airports from CPS
About this route:
A direct, nonstop flight between Odate-Noshiro Airport (ONJ), Kitaakita, Akita, Japan and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States 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 Odate-Noshiro Airport and St. Louis Downtown 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 Odate-Noshiro Airport and St. Louis Downtown Airport. You'll see that it will travel the same route of the red line on this map!
Departure 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 |
Arrival 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 |
Facts about Odate-Noshiro Airport (ONJ):
- 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.
- 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.
- The closest airport to Odate-Noshiro Airport (ONJ) is Akita Airport (AXT), which is located 41 miles (65 kilometers) SSW of ONJ.
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 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
- Historic Hangar #2 houses the Greater Saint Louis Air & Space Museum and the airport is still home to the nation's oldest flight school, Parks College of Engineering and Aviation's Center for Aerospace Sciences, which holds CAA Flight School Certificate #1.