Nonstop flight route between Marion, Illinois, United States and Defiance, Ohio, United States:
Departure Airport:

Arrival Airport:

Distance from MWA to DFI:
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- About this route
- MWA Airport Information
- DFI Airport Information
- Facts about MWA
- Facts about DFI
- Map of Nearest Airports to MWA
- List of Nearest Airports to MWA
- Map of Furthest Airports from MWA
- List of Furthest Airports from MWA
- Map of Nearest Airports to DFI
- List of Nearest Airports to DFI
- Map of Furthest Airports from DFI
- List of Furthest Airports from DFI
About this route:
A direct, nonstop flight between Williamson County Regional Airport (MWA), Marion, Illinois, United States and Defiance Memorial Airport (DFI), Defiance, Ohio, United States would travel a Great Circle distance of 348 miles (or 559 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 Williamson County Regional Airport and Defiance Memorial Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | MWA / KMWA |
Airport Name: | Williamson County Regional Airport |
Location: | Marion, Illinois, United States |
GPS Coordinates: | 37°45'18"N by 89°0'39"W |
Area Served: | Marion, Illinois |
Operator/Owner: | Williamson County Airport Authority |
Airport Type: | Public |
Elevation: | 472 feet (144 meters) |
# of Runways: | 2 |
View all routes: | Routes from MWA |
More Information: | MWA Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | DFI / KDFI |
Airport Name: | Defiance Memorial Airport |
Location: | Defiance, Ohio, United States |
GPS Coordinates: | 41°20'14"N by 84°25'44"W |
Area Served: | Defiance, Ohio |
Operator/Owner: | Board of County Commissioners |
Airport Type: | Public |
Elevation: | 707 feet (215 meters) |
# of Runways: | 1 |
View all routes: | Routes from DFI |
More Information: | DFI Maps & Info |
Facts about Williamson County Regional Airport (MWA):
- It has one FBO, Aeroflite, located at the base of the control tower on the general aviation ramp.
- The closest airport to Williamson County Regional Airport (MWA) is Southern Illinois Airport (MDH), which is located only 13 miles (21 kilometers) W of MWA.
- Because of Williamson County Regional Airport's relatively low elevation of 472 feet, planes can take off or land at Williamson County Regional 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.
- Federal Aviation Administration records say the airport had 3,631 passenger boardings in calendar year 2008, 3,399 in 2009 and 8,047 in 2010.
- Williamson County Regional Airport (MWA) has 2 runways.
- The furthest airport from Williamson County Regional Airport (MWA) is Margaret River Airport (MGV), which is located 11,065 miles (17,807 kilometers) away in Margaret River, Western Australia, Australia.
Facts about Defiance Memorial Airport (DFI):
- Because of Defiance Memorial Airport's relatively low elevation of 707 feet, planes can take off or land at Defiance Memorial 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 Defiance Memorial Airport (DFI) is Toledo Express Airport (TOL), which is located 36 miles (59 kilometers) ENE of DFI.
- Defiance Memorial Airport (DFI) currently has only 1 runway.
- The furthest airport from Defiance Memorial Airport (DFI) is Margaret River Airport (MGV), which is located 11,256 miles (18,114 kilometers) away in Margaret River, Western Australia, Australia.