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Decatur Airport (DEC/KDEC) is a public-use airport located about five miles east of downtown Decatur, Illinois. It has served central Illinois for decades as a general aviation, corporate, and former commercial airline gateway, with a control tower and multiple runways. Today it primarily supports private and business aviation, flight training, and military operations while remaining a key regional reliever airport.
💡 Local Tip
Frequent visitors know to call ahead for after-hours fuel, hangar access, or terminal entry, since staffing can be limited outside peak hours. Also check NOTAMs for runway availability before a quick turn.
🚖 Getting There
The airport is easily reached by car via Illinois Route 121 and U.S. Route 36, with short drives from downtown Decatur and nearby towns. Rental cars are available on-site, and taxi or rideshare pickup is best arranged in advance. Short-term and long-term parking is available near the terminal, typically at low cost.
❓ Frequently Asked Questions
Q: What airlines fly to Decatur Airport?
A: Scheduled commercial service has varied over the years, often through regional carriers under the Essential Air Service program; check current schedules with the airport or booking sites, as routes and airlines can change.
Q: How far is Decatur Airport from downtown Decatur?
A: The airport is roughly 5 miles east of downtown Decatur, Illinois, usually a 10- to 15-minute drive.
Q: What is the airport code for Decatur Airport?
A: The IATA code is DEC and the ICAO code is KDEC.
Q: What services are available at Decatur Airport?
A: The airport offers general aviation services, hangars, fuel, a terminal, and rental cars; it mainly serves private, corporate, and military aircraft rather than large commercial jets.
AI-generated content · Generated Sep 28, 2026 · deepseek-v4.1-flash