Nonstop flight route between Cahokia, Illinois (near St. Louis), United States and Graz, Austria:
Departure Airport:

Arrival Airport:

Distance from CPS to GRZ:
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- About this route
- CPS Airport Information
- GRZ Airport Information
- Facts about CPS
- Facts about GRZ
- 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 GRZ
- List of Nearest Airports to GRZ
- Map of Furthest Airports from GRZ
- List of Furthest Airports from GRZ
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Graz Airport (GRZ), Graz, Austria would travel a Great Circle distance of 4,960 miles (or 7,982 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 Graz 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 Graz 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: | GRZ / LOWG |
Airport Names: |
|
Location: | Graz, Austria |
GPS Coordinates: | 46°59'35"N by 15°26'21"E |
Area Served: | Graz, Austria and Maribor, Slovenia |
Operator/Owner: | Grazer Stadwerke AG |
Airport Type: | Public |
Elevation: | 1115 feet (340 meters) |
# of Runways: | 3 |
View all routes: | Routes from GRZ |
More Information: | GRZ Maps & Info |
Facts about St. Louis Downtown Airport (CPS):
- 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.
- 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.
- 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.
- The airport closed in 1959 and reopened six years later as Bi-State Parks Airport.
- 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.
Facts about Graz Airport (GRZ):
- The closest airport to Graz Airport (GRZ) is Maribor Edvard Rusjan Airport (MBX), which is located 37 miles (60 kilometers) SSE of GRZ.
- Graz Airport (GRZ) has 3 runways.
- In early 21st century, the number of passengers exceeded the 750,000-mark and in 2004 is just below 900,000.
- Graz Airport, known as Flughafen Graz-Thalerhof in German, is a minor international airport in Graz, the second-largest city in Austria.
- The furthest airport from Graz Airport (GRZ) is Chatham Islands (CHT), which is located 11,820 miles (19,022 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- In addition to being known as "Graz Airport", another name for GRZ is "Flughafen Graz".