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

Arrival Airport:

Distance from CPS to MLI:
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- About this route
- CPS Airport Information
- MLI Airport Information
- Facts about CPS
- Facts about MLI
- 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 MLI
- List of Nearest Airports to MLI
- Map of Furthest Airports from MLI
- List of Furthest Airports from MLI
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Quad City International Airport (MLI), Moline, Illinois, United States would travel a Great Circle distance of 200 miles (or 321 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 St. Louis Downtown Airport and Quad City International Airport, the route shown on this map most likely still appears to be a straight line.
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: | MLI / KMLI |
Airport Name: | Quad City International Airport |
Location: | Moline, Illinois, United States |
GPS Coordinates: | 41°26'54"N by 90°30'26"W |
Operator/Owner: | Rock Island County |
Airport Type: | Public |
Elevation: | 590 feet (180 meters) |
# of Runways: | 3 |
View all routes: | Routes from MLI |
More Information: | MLI 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.
- 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.
Facts about Quad City International Airport (MLI):
- Franing Field, the site of the present Quad City International Airport, was picked as an ideal flying field, with 120 acres of level, grassy land free of obstacles.
- Quad City International Airport (MLI) has 3 runways.
- Because of Quad City International Airport's relatively low elevation of 590 feet, planes can take off or land at Quad City International 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 airfield at the Quad City International Airport can accommodate any type of aircraft in virtually any type of weather conditions with the long runways, ILS, and high-intensity lighting.
- The closest airport to Quad City International Airport (MLI) is Davenport Municipal Airport (DVN), which is located only 12 miles (19 kilometers) NNW of MLI.
- The furthest airport from Quad City International Airport (MLI) is Margaret River Airport (MGV), which is located 10,950 miles (17,623 kilometers) away in Margaret River, Western Australia, Australia.
- The terminal features the full-service Air Host Restaurant.
- All passengers enter the airport at the main terminal and then proceed to either Concourse A or Concourse B.