Is UA4574 delayed?
Service date: · Scheduled departure date (America/Chicago)
Arrived
28 min early
Updated
Departure
Chicago
ORD
Actual
Scheduled 06:59
Aug 24
Arrival
Chattanooga
CHA
Actual
Scheduled 13:51
Aug 24
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
ORDCHA
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 61 min late
GRB → ORD
- 151 min late
ORD → GRB
- 96 min late
ATW → ORD
- 182 min late
ORD → ATW
- 15 min early
GRB → ORD
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 21
- Arrivals over 15 minutes late
- 8
- Observed cancellations
- 0
- Observed occurrences
- 30
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Green Bay | Chicago | 61 | |
| Sep 16, 2026Arrived | Chicago | Green Bay | 151 | |
| Sep 15, 2026Arrived | Appleton | Chicago | 96 | |
| Sep 15, 2026Arrived | Chicago | Appleton | 182 | |
| Sep 14, 2026Arrived | Green Bay | Chicago | -15 | |
| Sep 12, 2026Arrived | Green Bay | Chicago | 23 | |
| Sep 12, 2026Arrived | Chicago | Green Bay | 116 | |
| Sep 11, 2026Arrived | Green Bay | Chicago | -15 | |
| Sep 10, 2026Arrived | Green Bay | Chicago | -36 | |
| Sep 10, 2026Arrived | Chicago | Green Bay | -6 | |
| Sep 9, 2026Arrived | Green Bay | Chicago | -18 | |
| Sep 9, 2026Arrived | Chicago | Green Bay | 31 | |
| Sep 8, 2026Arrived | Chicago | Louisville | -19 | |
| Sep 7, 2026Arrived | Chicago | Chattanooga | -24 | |
| Sep 6, 2026Arrived | Chicago | Chattanooga | -17 | |
| Sep 5, 2026Arrived | Chicago | Chattanooga | 10 | |
| Sep 4, 2026Arrived | Chicago | Chattanooga | 19 | |
| Aug 29, 2026Arrived | Chicago | Chattanooga | -26 | |
| Aug 28, 2026Arrived | Chicago | Chattanooga | -18 | |
| Aug 27, 2026Arrived | Chicago | Chattanooga | 3 | |
| Aug 24, 2026Arrived | Chicago | Chattanooga | -28 |