Nonstop flight route between St. Louis, Missouri, United States and Seymour, Indiana, United States:
Departure Airport:

Arrival Airport:

Distance from STL to SER:
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- About this route
- STL Airport Information
- SER Airport Information
- Facts about STL
- Facts about SER
- 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 SER
- List of Nearest Airports to SER
- Map of Furthest Airports from SER
- List of Furthest Airports from SER
About this route:
A direct, nonstop flight between Lambert–St. Louis International Airport (STL), St. Louis, Missouri, United States and Freeman Municipal Airport (SER), Seymour, Indiana, United States would travel a Great Circle distance of 240 miles (or 386 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 Lambert–St. Louis International Airport and Freeman Municipal Airport, the route shown on this map most likely still appears to be a straight line.
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: | SER / KSER |
Airport Name: | Freeman Municipal Airport |
Location: | Seymour, Indiana, United States |
GPS Coordinates: | 38°55'28"N by 85°54'29"W |
Area Served: | Seymour, Indiana |
Operator/Owner: | Seymour Airport Authority |
Airport Type: | Public |
Elevation: | 583 feet (178 meters) |
# of Runways: | 4 |
View all routes: | Routes from SER |
More Information: | SER Maps & Info |
Facts about Lambert–St. Louis International Airport (STL):
- The September 11, 2001 terrorist attacks were a huge demand shock to air service nationwide, with total airline industry domestic revenue passenger miles dropping 20% in October 2001 and 17% in November 2001.
- In May 2013, Moody's raised its rating on Lambert Airport's bonds to A3-stable outlook from Baa1 with a stable outlook.
- During the war, the airport became a manufacturing base for McDonnell Aircraft and Curtiss-Wright.
- The airport grew from a balloon launching base, Kinloch Field, part of the 1890s Kinloch Park suburban development.
- In the late 1920s, Lambert Field became the first airport with an air traffic control system—albeit one that communicated with pilots via waving flags.
- 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.
- Lambert–St. Louis International Airport (STL) has 4 runways.
- In 2006, the United States Air Force announced plans to turn the 131st Fighter Wing of the Missouri Air National Guard into the 131st Bomb Wing.
- 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.
- 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.
Facts about Freeman Municipal Airport (SER):
- Freeman Municipal Airport (SER) has 4 runways.
- The closest airport to Freeman Municipal Airport (SER) is Columbus Municipal Airport (CLU), which is located 23 miles (38 kilometers) N of SER.
- Because of Freeman Municipal Airport's relatively low elevation of 583 feet, planes can take off or land at Freeman Municipal 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.
- Freeman Municipal Airport covers an area of 2,100 acres at an elevation of 583 feet above mean sea level.
- The furthest airport from Freeman Municipal Airport (SER) is Margaret River Airport (MGV), which is located 11,222 miles (18,060 kilometers) away in Margaret River, Western Australia, Australia.
- After the end of World War II, Freeman AAF became a storage depot of many captured German and Italian aircraft.