Nonstop flight route between St. Louis, Missouri, United States and Mariehamn, Åland Islands, Finland:
Departure Airport:

Arrival Airport:

Distance from STL to MHQ:
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- About this route
- STL Airport Information
- MHQ Airport Information
- Facts about STL
- Facts about MHQ
- Map of Nearest Airports to STL
- List of Nearest Airports to STL
- Map of Furthest Airports from STL
- List of Furthest Airports from STL
- Map of Nearest Airports to MHQ
- List of Nearest Airports to MHQ
- Map of Furthest Airports from MHQ
- List of Furthest Airports from MHQ
About this route:
A direct, nonstop flight between Lambert–St. Louis International Airport (STL), St. Louis, Missouri, United States and Mariehamn Airport (MHQ), Mariehamn, Åland Islands, Finland would travel a Great Circle distance of 4,554 miles (or 7,329 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 Lambert–St. Louis International Airport and Mariehamn 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 Lambert–St. Louis International Airport and Mariehamn Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | STL / KSTL |
Airport Name: | Lambert–St. Louis International Airport |
Location: | St. Louis, Missouri, United States |
GPS Coordinates: | 38°44'49"N by 90°21'41"W |
Area Served: | Greater St. Louis, Missouri |
Operator/Owner: | City of St. Louis |
Airport Type: | Public |
Elevation: | 605 feet (184 meters) |
# of Runways: | 4 |
View all routes: | Routes from STL |
More Information: | STL Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | MHQ / EFMA |
Airport Names: |
|
Location: | Mariehamn, Åland Islands, Finland |
GPS Coordinates: | 60°7'18"N by 19°53'47"E |
Area Served: | Mariehamn |
Operator/Owner: | Finavia |
Airport Type: | Public |
Elevation: | 17 feet (5 meters) |
# of Runways: | 1 |
View all routes: | Routes from MHQ |
More Information: | MHQ Maps & Info |
Facts about Lambert–St. Louis International Airport (STL):
- Lambert–St. Louis International Airport (STL) has 4 runways.
- The closest airport to Lambert–St. Louis International Airport (STL) is St. Louis Downtown Airport (CPS), which is located only 16 miles (27 kilometers) SE of STL.
- The furthest airport from Lambert–St. Louis International Airport (STL) is Margaret River Airport (MGV), which is located 10,986 miles (17,681 kilometers) away in Margaret River, Western Australia, Australia.
- After the war, NAS St.
- However, TWA faced increasing problems as overall airline demand softened in response to a softening overall economy.
- Because of Lambert–St. Louis International Airport's relatively low elevation of 605 feet, planes can take off or land at Lambert–St. Louis 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.
- During 2008, Lambert's position as an American Airlines hub faced further pressure due to increased fuel costs and softened demand because of a depressed economy.
Facts about Mariehamn Airport (MHQ):
- Mariehamn Airport (MHQ) currently has only 1 runway.
- The furthest airport from Mariehamn Airport (MHQ) is Chatham Islands (CHT), which is located 11,120 miles (17,896 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- Mariehamn Airport handled 48,672 passengers last year.
- In addition to being known as "Mariehamn Airport", another name for MHQ is "Mariehamns flygplatsMaarianhaminan lentoasema".
- The closest airport to Mariehamn Airport (MHQ) is Stockholm Arlanda Airport (ARN), which is located 76 miles (122 kilometers) WSW of MHQ.
- Because of Mariehamn Airport's relatively low elevation of 17 feet, planes can take off or land at Mariehamn 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.