DEC

Medium airport · Decatur, United States

Decatur Airport

It is the eleventh busiest of the 12 commercial airports in Illinois. Its IATA code is DEC. Its ICAO code is KDEC. It has 3 runways, longest 8,496 ft (PEM). Elevation 682 ft.

IATA DECICAO KDEC3 runways, longest 8,496 ft (PEM)United StatesMedium airport

No freely licensed photograph of this airport is in our library yet — rather than borrow a picture of somewhere else, this profile leads with its verified facts.

Airport facts

LocationDecatur, United States
IATA codeDEC
ICAO codeKDEC
TypeMedium airport
Runways3 runways, longest 8,496 ft (PEM)
Elevation682 ft
Scheduled serviceYes
Coordinates39.8346° N, 88.8657° W

Every fact above is taken from the sources listed below; anything no source states is left blank rather than guessed.

What Decatur Airport is known for

It is the eleventh busiest of the 12 commercial airports in Illinois.

History

The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2021–2025 categorized it as a regional general aviation facility.

National parks near this airport

National parks close to Decatur Airport, by straight-line distance — each link opens its profile on our sister site National Park Profiles.

Airports nearby

The closest airports in this library, by straight-line distance.

More airports in United States

More medium airports

Frequently asked questions

What is Decatur Airport?

It is the eleventh busiest of the 12 commercial airports in Illinois.

What is the airport code for Decatur Airport?

Decatur Airport — its IATA code is DEC and its ICAO code is KDEC.

Where is Decatur Airport located?

Decatur Airport serves Decatur, United States. Its coordinates are 39.8346° N, 88.8657° W.

What is the history of Decatur Airport?

The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2021–2025 categorized it as a regional general aviation facility.

Sources

Page last updated 13 November 2026.