KMDHOpen in the mapper

AIRPORT

Southern Illinois AirportKMDH / MDH

Southern Illinois Airport serves Murphysboro, Illinois, United States. Its ICAO code is KMDH and its IATA code MDH. The longest of its 3 runways is 18L/36R, at 6,506 ft (1,983 m). The field is 411 ft (125 m) above sea level. Local time is America/Chicago, UTC-6, or UTC-5 with daylight saving.

Published by Overfly · Airport data: OurAirports, 14 Sep 2026 · Last updated 23 Sep 2026

ICAO

KMDH

IATA

MDH

LONGEST RUNWAY

6,506 ft

1,983 m · 18L/36R

ELEVATION

411 ft

125 m

TIME ZONE

UTC-6

America/Chicago

POSITION

37.778°N

89.252°W

Runways

18L/36R6,506 ft · 1,983 mASP

06/244,163 ft · 1,269 mASP

18R/36L3,498 ft · 1,066 mASP

Nearest airports

Veterans Airport of Southern Illinois KMWA 11 nm30m

Cape Girardeau Regional Airport KCGI 36 nm35m

Barkley Regional Airport KPAH 49 nm35m

Scott AFB/Midamerica Airport KBLV 54 nm35m

St Louis Regional Airport KALN 77 nm40m

St. Louis Lambert International Airport KSTL 79 nm40m

Evansville Regional Airport KEVV 83 nm40m

Spirit of St Louis Airport KSUS 85 nm40m

Questions people ask about Southern Illinois Airport

How long is the runway at Southern Illinois Airport?

The longest runway, 18L/36R, is 6,506 ft (1,983 m), surface ASP. Southern Illinois Airport has 3 runways in all.

What is the elevation of Southern Illinois Airport?

411 ft (125 m) above mean sea level.

What time zone is Southern Illinois Airport in?

America/Chicago: UTC-6, or UTC-5 with daylight saving.

What are the codes for Southern Illinois Airport?

ICAO KMDH, IATA MDH. It serves Murphysboro, United States.

How far can you fly from Murphysboro?

Open the mapper with a 7,300 nm range ring around KMDH, then pick your own aircraft, add a route and check every leg.

Open KMDH in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights