UA 1971 then AA 2143 at O'Hare
San Francisco → Chicago → Boston
Timetable, Chicago time
05:02UA 1971 from San Francisco at the gate
08:29AA 2143 to Boston leaves the gate
3 h 27 apart on the timetable
Today
From the airport’s board at 11:57 Chicago time
05:54UA 1971 reached the gate52 min late
08:53AA 2143 left the gate24 min late
2 h 59 between the gates
The last 10 days both flew
Between the gates: UA 1971 reaching its gate to AA 2143 leaving its gate.
3 h 10shortest
3 h 27typical
6 h 57longest
0 of 10 days had 15 min or more less than the timetable.
UA 1971 typically reached its gate 12 min early, AA 2143 left 3 min early.
Times each day
| Day | UA 1971 at the gate | AA 2143 left the gate | Between |
|---|---|---|---|
| Thu 12 Nov | 04:50 10 min early | 08:47 18 min late | 3 h 57 |
| Wed 11 Nov | 04:40 22 min early | 07:56 10 min early | 3 h 16 |
| Tue 10 Nov | 04:48 14 min early | 08:01 5 min early | 3 h 13 |
| Mon 9 Nov | 05:31 29 min late | 12:28 4 h 22 late | 6 h 57 |
| Sun 8 Nov | 04:49 15 min early | 08:22 7 min early | 3 h 33 |
| Sat 7 Nov | 04:48 14 min early | 07:58 8 min early | 3 h 10 |
| Fri 6 Nov | 05:02 on time | 08:22 7 min early | 3 h 20 |
| Thu 5 Nov | 04:43 17 min early | 08:27 2 min early | 3 h 44 |
| Wed 4 Nov | 04:56 6 min early | 08:17 11 min late | 3 h 21 |
| Tue 3 Nov | 04:55 7 min early | 08:32 26 min late | 3 h 37 |
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.