Nonstop flight route between Mirabel (near Montreal), Quebec, Canada and Cahokia, Illinois (near St. Louis), United States:
Departure Airport:

Arrival Airport:

Distance from YMX to CPS:
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- About this route
- YMX Airport Information
- CPS Airport Information
- Facts about YMX
- Facts about CPS
- Map of Nearest Airports to YMX
- List of Nearest Airports to YMX
- Map of Furthest Airports from YMX
- List of Furthest Airports from YMX
- 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 Montréal–Mirabel International Airport (YMX), Mirabel (near Montreal), Quebec, Canada and St. Louis Downtown Airport (CPS), Cahokia, Illinois (near St. Louis), United States would travel a Great Circle distance of 958 miles (or 1,542 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 Montréal–Mirabel International Airport and St. Louis Downtown Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | YMX / CYMX |
Airport Names: |
|
Location: | Mirabel (near Montreal), Quebec, Canada |
GPS Coordinates: | 45°40'46"N by 74°2'18"W |
Area Served: | Montreal, Quebec |
Operator/Owner: | Transport Canada |
Airport Type: | Public |
Elevation: | 271 feet (83 meters) |
# of Runways: | 2 |
View all routes: | Routes from YMX |
More Information: | YMX 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 Montréal–Mirabel International Airport (YMX):
- The furthest airport from Montréal–Mirabel International Airport (YMX) is Margaret River Airport (MGV), which is located 11,493 miles (18,495 kilometers) away in Margaret River, Western Australia, Australia.
- In 2006, I-Parks Creative Industries, a French firm that specializes in the creation of urban tourist attractions, and Oger International SA, the global engineering company owned by the family of slain former Lebanese prime minister and entrepreneur Rafik Hariri, entered into an agreement to turn Mirabel into a theme park.
- In addition to being known as "Montréal–Mirabel International Airport", another name for YMX is "Aéroport international Montréal–Mirabel".
- In December 2006, in a move he called "correcting a historical injustice," Prime Minister Stephen Harper announced the return of 4,450 hectares of farmland expropriated to build Mirabel airport.
- On May 1st, 2014, Aéroports de Montréal has confirmed that the current terminal building will be demolished, citing its maintenance cost, its facilities being unfit for current commercial aviation needs, and lack of economic viability as a reason.
- The C$716 million expansion of Dorval from 2000–2005 gave it the ability to serve 20 million passengers a year, ironically accomplishing one of the goals that was to be met with the construction of Mirabel.
- The closest airport to Montréal–Mirabel International Airport (YMX) is Cartierville Airport (YCV), which is located only 19 miles (31 kilometers) SE of YMX.
- Montréal–Mirabel International Airport (YMX) has 2 runways.
- In March 1969, the federal and provincial governments reached a compromise to locate at the St.
- Because of Montréal–Mirabel International Airport's relatively low elevation of 271 feet, planes can take off or land at Montréal–Mirabel 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.
- To ensure Mirabel's survival, all international flights for Montréal were banned from Dorval from 1975 to 1997.
- The airport is 55 km northwest of Downtown Montreal and 47 km northwest of Trudeau Airport.
Facts about St. Louis Downtown Airport (CPS):
- 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.
- St. Louis Downtown Airport (CPS) has 3 runways.
- 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.
- The airport closed in 1959 and reopened six years later as Bi-State Parks Airport.
- 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.