Nonstop flight route between Carbondale/Murphysboro, Illinois, United States and Merritt Island, Florida, United States:
Departure Airport:

Arrival Airport:

Distance from MDH to COI:
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- About this route
- MDH Airport Information
- COI Airport Information
- Facts about MDH
- Facts about COI
- Map of Nearest Airports to MDH
- List of Nearest Airports to MDH
- Map of Furthest Airports from MDH
- List of Furthest Airports from MDH
- Map of Nearest Airports to COI
- List of Nearest Airports to COI
- Map of Furthest Airports from COI
- List of Furthest Airports from COI
About this route:
A direct, nonstop flight between Southern Illinois Airport (MDH), Carbondale/Murphysboro, Illinois, United States and Merritt Island Airport (COI), Merritt Island, Florida, United States would travel a Great Circle distance of 818 miles (or 1,317 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 Southern Illinois Airport and Merritt Island Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | MDH / KMDH |
Airport Name: | Southern Illinois Airport |
Location: | Carbondale/Murphysboro, Illinois, United States |
GPS Coordinates: | 37°46'41"N by 89°15'6"W |
Area Served: | Carbondale / Murphysboro, Illinois |
Airport Type: | Public |
Elevation: | 411 feet (125 meters) |
# of Runways: | 3 |
View all routes: | Routes from MDH |
More Information: | MDH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | COI / KCOI |
Airport Name: | Merritt Island Airport |
Location: | Merritt Island, Florida, United States |
GPS Coordinates: | 28°20'30"N by 80°41'8"W |
Operator/Owner: | Titusville-Cocoa Airport Authority |
Airport Type: | Public |
Elevation: | 7 feet (2 meters) |
# of Runways: | 1 |
View all routes: | Routes from COI |
More Information: | COI Maps & Info |
Facts about Southern Illinois Airport (MDH):
- The airport is owned and operated by Southern Illinois Airport Authority, a local governmental entity created under state law.
- Southern Illinois Airport (MDH) has 3 runways.
- Because of Southern Illinois Airport's relatively low elevation of 411 feet, planes can take off or land at Southern Illinois 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 Southern Illinois Airport (MDH) is Williamson County Regional Airport (MWA), which is located only 13 miles (21 kilometers) E of MDH.
- An air traffic control tower operates from 7am to 9pm each day and an ASOS weather facility operates on a 24-hour basis.
- The furthest airport from Southern Illinois Airport (MDH) is Margaret River Airport (MGV), which is located 11,052 miles (17,786 kilometers) away in Margaret River, Western Australia, Australia.
Facts about Merritt Island Airport (COI):
- The closest airport to Merritt Island Airport (COI) is Patrick Air Force Base (COF), which is located only 9 miles (14 kilometers) SSE of COI.
- An operations building and maintenance hangar were located on the south side of the airfield and the Mosquito Control District had a maintenance hangar on the north side of the airfield.
- The furthest airport from Merritt Island Airport (COI) is Shark Bay Airport (MJK), which is located 11,544 miles (18,578 kilometers) away in Monkey Mia, Western Australia, Australia.
- Merritt Island Airport (COI) currently has only 1 runway.
- Because of Merritt Island Airport's relatively low elevation of 7 feet, planes can take off or land at Merritt Island 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.