AA 1509 then UA 4572 at O'Hare
Boston → Chicago → Sioux Falls
Timetable, Chicago time
09:05AA 1509 from Boston at the gate
12:29UA 4572 to Sioux Falls leaves the gate
3 h 24 apart on the timetable
The last 7 days both flew
Between the gates: AA 1509 reaching its gate to UA 4572 leaving its gate.
2 h 24shortest
3 h 29typical
3 h 51longest
1 of 7 days had 15 min or more less than the timetable.
AA 1509 typically reached its gate 1 min early, UA 4572 left 5 min early.
Times each day
| Day | AA 1509 at the gate | UA 4572 left the gate | Between |
|---|---|---|---|
| Sat 31 Oct | 09:14 9 min late | 12:35 5 min early | 3 h 21 |
| Fri 30 Oct | 09:04 1 min early | 12:24 5 min early | 3 h 20 |
| Thu 29 Oct | 08:33 32 min early | 12:19 10 min early | 3 h 46 |
| Wed 28 Oct | 11:02 1 h 57 late | 13:26 57 min late | 2 h 24 |
| Tue 27 Oct | 08:49 16 min early | 12:18 11 min early | 3 h 29 |
| Mon 26 Oct | 09:04 1 min early | 12:36 7 min late | 3 h 32 |
| Sun 25 Oct | 08:30 35 min early | 12:21 8 min early | 3 h 51 |
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.