Southern Illinois Airport

Southern Illinois Airport is an airport located in Carbondale/Murphysboro Illinois, US. The airport's IATA code is MDH, which is the three-letter code used on boarding passes and flight bookings. The ICAO code is KMDH, used by air traffic control and pilots for flight planning.

The airport operates in the America/Chicago timezone. When planning flights to or from MDH, use our flight duration calculator to account for timezone differences, especially for international travel.

Southern Illinois Airport sits at an elevation of 411 feet (125 meters) above sea level.

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