UA 12 then AA 4509 at O'Hare
Zurich → Chicago → Pittsburgh
Timetable, Chicago time
12:40UA 12 from Zurich at the gate
18:24AA 4509 to Pittsburgh leaves the gate
5 h 44 apart on the timetable
Today
From the airport’s board at 09:29 Chicago time
12:40UA 12 due at the gate, no estimate yet
18:24AA 4509 due to leave, no estimate yet
5 h 44 between the gates, on these times
The last day both flew
Between the gates: UA 12 reaching its gate to AA 4509 leaving its gate.
6 h 21shortest
6 h 21typical
6 h 21longest
0 of 1 day had 15 min or more less than the timetable.
UA 12 typically reached its gate 45 min early, AA 4509 left 8 min early.
Times each day
| Day | UA 12 at the gate | AA 4509 left the gate | Between |
|---|---|---|---|
| Sat 7 Nov | 11:55 45 min early | 18:16 8 min early | 6 h 21 |
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.