United Airlines
Is UA3556 delayed?
UA3556 left Chicago on schedule (9 min behind), at 09:35 on Nov 14. Arrival time not confirmed yet.
Usually on time: arrived within 15 min of schedule on 27 of the last 29 flights.
On schedule (9 min behind)
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Chicago
ORD
Actual
Scheduled 09:27
Nov 14
Arrival
St Louis
STL
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Also sold as AC3191, NH7523, NZ2722
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 6 min early
Chicago → St Louis
- On schedule (2 min behind)
Chicago → St Louis
- 21 min early
Chicago → St Louis
- 31 min early
Chicago → St Louis
- 21 min early
Chicago → St Louis
Is UA3556 usually late?
Period: Oct 15, 2026 – Nov 14, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.
At the airports today
Chicago (ORD) departures
- Left more than 15 min late
- 66 of 160
- Cancelled today
- 134
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Arrived | Chicago | St Louis | -6 | |
| Nov 12, 2026Arrived | Chicago | St Louis | 2 | |
| Nov 11, 2026Arrived | Chicago | St Louis | -21 | |
| Nov 10, 2026Arrived | Chicago | St Louis | -31 | |
| Nov 9, 2026Arrived | Chicago | St Louis | -21 | |
| Nov 8, 2026Arrived | Chicago | St Louis | -16 | |
| Nov 7, 2026Arrived | Chicago | St Louis | -25 | |
| Nov 6, 2026Arrived | Chicago | St Louis | -24 | |
| Nov 5, 2026Arrived | Chicago | St Louis | 10 | |
| Nov 4, 2026Arrived | Chicago | St Louis | 15 | |
| Nov 3, 2026Arrived | Chicago | St Louis | -4 | |
| Nov 2, 2026Arrived | Chicago | St Louis | -20 | |
| Nov 1, 2026Arrived | Chicago | St Louis | 3 | |
| Oct 31, 2026Arrived | Chicago | St Louis | -15 | |
| Oct 30, 2026Arrived | Chicago | St Louis | -28 | |
| Oct 29, 2026Arrived | Chicago | St Louis | -31 | |
| Oct 28, 2026Arrived | Chicago | St Louis | -24 | |
| Oct 27, 2026Arrived | Chicago | St Louis | -14 | |
| Oct 26, 2026Arrived | Chicago | St Louis | -27 | |
| Oct 25, 2026Arrived | Norfolk | Chicago | Not available | |
| Oct 24, 2026Arrived | Quebec | Dulles | -26 | |
| Oct 23, 2026Arrived | Raleigh/Durham | Dulles | 5 | |
| Oct 22, 2026Arrived | Raleigh/Durham | Dulles | -5 | |
| Oct 21, 2026Arrived | Raleigh/Durham | Dulles | -14 | |
| Oct 20, 2026Arrived | Raleigh/Durham | Dulles | 13 | |
| Oct 19, 2026Arrived | Raleigh/Durham | Dulles | -25 | |
| Oct 18, 2026Arrived | Raleigh/Durham | Dulles | 35 | |
| Oct 17, 2026Arrived | Quebec | Dulles | -28 | |
| Oct 16, 2026Arrived | Raleigh/Durham | Dulles | -13 | |
| Oct 15, 2026Arrived | Raleigh/Durham | Dulles | 21 |