AA 1239 then AA 4527 at O'Hare
Boston → Chicago → Baltimore
Timetable, Chicago time
10:30AA 1239 from Boston at the gate
14:37AA 4527 to Baltimore leaves the gate
4 h 07 apart on the timetable
Today
From the airport’s board at 19:55 Chicago time
10:10AA 1239 reached the gate20 min early
14:33AA 4527 left the gate4 min early
4 h 23 between the gates
The last 10 days both flew
Between the gates: AA 1239 reaching its gate to AA 4527 leaving its gate.
4 h 07shortest
10 h 38typical
11 h 04longest
1 of 10 days had 15 min or more less than the timetable.
AA 1239 typically reached its gate 14 min early, AA 4527 left 7 min early.
Times each day
| Day | AA 1239 at the gate | AA 4527 left the gate | Between |
|---|---|---|---|
| Sat 7 Nov | 10:34 4 min late | 14:41 9 min early | 4 h 07 |
| Tue 3 Nov | 09:48 42 min early | 14:30 7 min early | 4 h 42 |
| Sat 31 Oct | 10:46 16 min late | 20:58 2 min early | 10 h 12 |
| Fri 30 Oct | 10:19 11 min early | 21:10 10 min late | 10 h 51 |
| Thu 29 Oct | 10:06 24 min early | 20:52 13 min late | 10 h 46 |
| Wed 28 Oct | 10:16 14 min early | 20:55 5 min early | 10 h 39 |
| Tue 27 Oct | 10:15 15 min early | 20:51 9 min early | 10 h 36 |
| Mon 26 Oct | 10:04 26 min early | 20:53 7 min early | 10 h 49 |
| Sun 25 Oct | 09:47 43 min early | 20:51 9 min early | 11 h 04 |
| Sat 24 Oct | 10:21 9 min early | 20:50 10 min early | 10 h 29 |
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.