KDECOpen in the mapper

AIRPORT

Decatur AirportKDEC / DEC

Decatur Airport serves Decatur, Illinois, United States. Its ICAO code is KDEC and its IATA code DEC. The longest of its 3 runways is 06/24, at 8,496 ft (2,590 m). The field is 682 ft (208 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

KDEC

IATA

DEC

LONGEST RUNWAY

8,496 ft

2,590 m · 06/24

ELEVATION

682 ft

208 m

TIME ZONE

UTC-6

America/Chicago

POSITION

39.835°N

88.866°W

Runways

06/248,496 ft · 2,590 mPEM

12/306,799 ft · 2,072 mPEM

18/365,298 ft · 1,615 mASP

Nearest airports

University of Illinois Willard Airport KCMI 30 nm35m

Abraham Lincoln Capital Airport KSPI 37 nm35m

Central Illinois Regional Airport at Bloomington-Normal KBMI 39 nm35m

General Wayne A. Downing Peoria International Airport KPIA 63 nm40m

Terre Haute Regional Airport, Hulman Field KHUF 76 nm40m

St Louis Regional Airport KALN 79 nm40m

Greater Kankakee Airport KIKK 88 nm40m

Scott AFB/Midamerica Airport KBLV 90 nm40m

Questions people ask about Decatur Airport

How long is the runway at Decatur Airport?

The longest runway, 06/24, is 8,496 ft (2,590 m), surface PEM. Decatur Airport has 3 runways in all.

What is the elevation of Decatur Airport?

682 ft (208 m) above mean sea level.

What time zone is Decatur Airport in?

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

What are the codes for Decatur Airport?

ICAO KDEC, IATA DEC. It serves Decatur, United States.

How far can you fly from Decatur?

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

Open KDEC 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