DEC
Decatur, IL
Decatur, Illinois
Data coverage: 2020 — 2024
Total Flights
7,830
On-Time Rate
85.2%
Avg Delay
131.3 min
Delayed
1,159
Cancelled
137
Delay Causes
Top delay cause: Carrier
Late Aircraft 41.3%
Carrier 48.6%
NAS (National Aviation System) 4.4%
Weather 5.7%
Security 0.0%
Monthly Performance
Recent 24 months of flight data.
| Period | Flights | Dep Delayed | Arr Delayed | Cancelled | Diverted |
|---|---|---|---|---|---|
| Dec 2024 | 106 | 13 | 14 | 0 | 0 |
| Nov 2024 | 104 | 9 | 14 | 0 | 0 |
| Oct 2024 | 106 | 2 | 5 | 0 | 0 |
| Sep 2024 | 104 | 9 | 14 | 0 | 0 |
| Aug 2024 | 106 | 15 | 26 | 0 | 1 |
| Jul 2024 | 106 | 13 | 16 | 0 | 0 |
| Jun 2024 | 104 | 13 | 15 | 0 | 1 |
| May 2024 | 170 | 25 | 26 | 5 | 0 |
| Apr 2024 | 162 | 14 | 17 | 0 | 0 |
| Mar 2024 | 168 | 12 | 12 | 0 | 0 |
| Feb 2024 | 158 | 10 | 7 | 0 | 0 |
| Jan 2024 | 166 | 15 | 18 | 13 | 0 |
| Dec 2023 | 164 | 18 | 13 | 0 | 0 |
| Nov 2023 | 162 | 6 | 7 | 0 | 0 |
| Oct 2023 | 168 | 13 | 11 | 0 | 0 |
| Sep 2023 | 162 | 16 | 17 | 0 | 0 |
| Aug 2023 | 168 | 18 | 20 | 2 | 0 |
| Jul 2023 | 168 | 19 | 20 | 4 | 1 |
| Jun 2023 | 164 | 14 | 16 | 3 | 1 |
| May 2023 | 168 | 10 | 12 | 0 | 1 |
| Apr 2023 | 162 | 13 | 12 | 3 | 0 |
| Mar 2023 | 168 | 8 | 10 | 1 | 0 |
| Feb 2023 | 152 | 16 | 20 | 3 | 0 |
| Jan 2023 | 166 | 19 | 24 | 3 | 0 |
Top Routes
Busiest routes to and from DEC.
| Route | Flights | On-Time | Distance |
|---|---|---|---|
| ORD (Chicago) → DEC (Decatur) | 2,987 | 83.6% | 156 mi |
| DEC (Decatur) → ORD (Chicago) | 2,916 | 85.7% | 156 mi |
Data Source: Bureau of Transportation Statistics, On-Time Performance Data.
Statistics reflect cumulative performance across all available reporting periods.