Nonstop flight route between Cahokia, Illinois (near St. Louis), United States and Portage la Prairie, Manitoba, Canada:
Departure Airport:

Arrival Airport:

Distance from CPS to YPG:
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- About this route
- CPS Airport Information
- YPG Airport Information
- Facts about CPS
- Facts about YPG
- 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 YPG
- List of Nearest Airports to YPG
- Map of Furthest Airports from YPG
- List of Furthest Airports from YPG
About this route:
A direct, nonstop flight between St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States and Portage la Prairie/Southport Airport (YPG), Portage la Prairie, Manitoba, Canada would travel a Great Circle distance of 879 miles (or 1,414 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 Portage la Prairie/Southport 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: | YPG / CYPG |
Airport Names: |
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Location: | Portage la Prairie, Manitoba, Canada |
GPS Coordinates: | 49°54'11"N by 98°16'26"W |
Operator/Owner: | Southport Aerospace Centre Inc. |
Airport Type: | Public |
Elevation: | 884 feet (269 meters) |
# of Runways: | 4 |
View all routes: | Routes from YPG |
More Information: | YPG 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.
- Taken over by the United States Army Air Forces on 1 August 1939 as a basic pilot training airfield.
- 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.
- 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 Portage la Prairie/Southport Airport (YPG):
- Because of Portage la Prairie/Southport Airport's relatively low elevation of 884 feet, planes can take off or land at Portage la Prairie/Southport 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 Portage la Prairie/Southport Airport (YPG) is Margaret River Airport (MGV), which is located 10,422 miles (16,773 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Portage la Prairie/Southport Airport (YPG) is Winnipeg James Armstrong Richardson International Airport (YWG), which is located 46 miles (74 kilometers) E of YPG.
- Portage la Prairie/Southport Airport (YPG) has 4 runways.
- In addition to being known as "Portage la Prairie/Southport Airport", another name for YPG is "Canadian Forces Base Portage la Prairie".