Is UA4397 delayed?
Service date: · Scheduled departure date (America/Chicago)
Last reported
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Chicago
ORD
Scheduled
Sep 16
Arrival
Chattanooga
CHA
Scheduled
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
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ORDCHA
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 84 min late
ORD → CHA
- 22 min early
ORD → CHA
- 15 min early
ORD → CHA
- 10 min early
ORD → CHA
- On time
ORD → CHA
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 11
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 1
- Observed occurrences
- 25
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, 2026Cancelled | Chicago | Chattanooga | Not available | Not available |
| Sep 15, 2026Arrived | Chicago | Chattanooga | 84 | |
| Sep 12, 2026Arrived | Chicago | Chattanooga | -22 | |
| Sep 11, 2026Arrived | Chicago | Chattanooga | -15 | |
| Sep 10, 2026Arrived | Chicago | Chattanooga | -10 | |
| Sep 9, 2026Arrived | Chicago | Chattanooga | 0 | |
| Sep 8, 2026Arrived | Chicago | Chattanooga | -3 | |
| Sep 7, 2026Arrived | Chicago | Chattanooga | -24 | |
| Sep 6, 2026Arrived | Chicago | Chattanooga | -25 | |
| Sep 5, 2026Arrived | Chicago | Chattanooga | -20 | |
| Sep 4, 2026Arrived | Chicago | Chattanooga | 51 | |
| Aug 26, 2026Arrived | Chicago | Chattanooga | -20 |