Need help booking?
Unpublished phone-only deals available
DEC to MDH: distance & flight time
Decatur (Decatur Airport) → Carbondale/Murphysboro (Southern Illinois Airport)
144 mi
231 km · 125 nm
51m
estimated nonstop flight time
—
time difference · heading south
See live DEC→MDH fares Phone-only fares on this route — call free
Flight time details
144 miles nonstop takes roughly 51m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DEC — Decatur Airport · Decatur, United States
- MDH — Southern Illinois Airport · Carbondale/Murphysboro, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DEC
Near MDH
- MWA · Williamson County Regional Airport13 mi away
- CGI · Cape Girardeau Regional Airport42 mi away
- PAH · Barkley Regional Airport56 mi away
- BLV · Scott AFB/Midamerica Airport62 mi away
Frequently asked questions
How far is DEC from MDH?
The flight distance from Decatur (DEC) to Carbondale/Murphysboro (MDH) is 144 miles (231 km, 125 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to MDH?
A nonstop flight takes about 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from DEC to MDH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–MDH that never appear on search engines, with no booking fees.