Southern Illinois Airport — Murphysboro, United States

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Southern Illinois Airport in Murphysboro uses the IATA code MDH, with KMDH as its ICAO identifier.

Distance & flight time from MDH

Southern Illinois Airport

MDH is Southern Illinois Airport, located near Murphysboro and serving Carbondale in southern Illinois, an area closely tied to Southern Illinois University Carbondale. The airport supports university-related aviation programs, general aviation, flight training, and has at various points offered limited scheduled commercial service connecting the region to larger hubs like Chicago or St. Louis. Southern Illinois' economy in this area blends agriculture, coal mining history, and the university's research and student population, and MDH functions as a practical air link for faculty, researchers, and business travelers who would otherwise face a long drive to St. Louis Lambert International Airport. The airport's facilities include runways suitable for regional aircraft as well as infrastructure supporting the university's aviation technology programs.

Runways at Southern Illinois Airport (MDH)

RunwayLengthWidthSurface
06/244163 ft (1269 m)100 ft (30 m)ASP
18L/36R6506 ft (1983 m)100 ft (30 m)ASP
18R/36L3498 ft (1066 m)60 ft (18 m)ASP

Radio frequencies for Southern Illinois Airport (MDH)

TypeDescriptionFrequency
ATISATIS119.85 MHz
CNTRKANSAS CITY CNTR125.3 MHz
CTAFCTAF125.35 MHz
GNDGND121.8 MHz
TWRCARBONDALE TWR125.35 MHz
UNICUNICOM122.95 MHz

Airports near Southern Illinois Airport (MDH)

MDH is Southern Illinois Airport near Murphysboro, serving Carbondale and SIU. Searchers should know scheduled service is limited, and many travelers to the area instead drive to St. Louis for broader flight options.

FAQ

What is the IATA code for Southern Illinois Airport?

The IATA code for Southern Illinois Airport is MDH.

What is the ICAO code for Southern Illinois Airport?

The ICAO code for Southern Illinois Airport is KMDH. IATA codes are 3 letters used for baggage tags and booking; ICAO codes are 4 letters used by air traffic control and pilots.