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Map: OpenStreetMap contributors, captured 20 Oct 2026. North is up and the drawing is simplified. Each runway is labelled at its ends.
Location
Decatur, United States
ICAO code
KDEC
IATA code
DEC
Elevation
682 ft
Longest runway
8,496 ft (06/24)
Runways
3
Size class
Medium
Position
39.8346, -88.8657
About KDEC
Decatur Airport (DEC) is a medium airport in Decatur, United States, with the ICAO code KDEC. Its 3 runways are 06/24, 12/30 and 18/36. The longest, 06/24, is 8,496 ft. All of them have hard surfaces. The OpenStreetMap layout shows 65 taxiway segments, 5 aprons and 1 terminal outlines. In the route snapshot of 14 Oct 2026, 4 airlines have 47 routes through KDEC. Its most frequent links are Joplin (JLN), Chicago (ORD) and Luton (LTN).
Runways
Runways, longest first
Runway
Length
Width
Surface
Lights
06 / 24
8,496 ft
150 ft
Hard
Lit
12 / 30
6,799 ft
150 ft
Hard
Lit
18 / 36
5,298 ft
150 ft
Hard
Lit
Runway idents and sizes from OurAirports. The runway headings in the source do not always match the idents, so only the idents are shown.
Scheduled routes
Published route data from the snapshot of 14 Oct 2026. These are standing schedules, not live flights, and they can be out of date. Counts are routes in that snapshot.
Sources: airport and runway data from OurAirports (public domain). Map data from OpenStreetMap contributors (ODbL). Routes from Virtual Radar Server standing data (CC0), snapshot of 14 Oct 2026.
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