United Airlines
Is UA3897 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
44 min early
Official source · Updated
Departure
Chicago/Rockford
RFD
Actual
Scheduled 01:30
Sep 15
Arrival
Chicago
ORD
Actual
Scheduled 21:31
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
RFDORD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 44 min early
RFD → ORD
- 18 min early
ORD → CWF
- 68 min late
SNA → IAH
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 3
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 3
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 15, 2026Arrived | Chicago/Rockford | Chicago | -44 | |
| Sep 8, 2026Arrived | Chicago | Lake Charles | -18 | |
| Sep 6, 2026Arrived | Santa Ana | Houston | 68 |