UA 540 then AA 2143 at O'Hare
San Diego → Chicago → Boston
Timetable, Chicago time
04:34UA 540 from San Diego at the gate
08:29AA 2143 to Boston leaves the gate
3 h 55 apart on the timetable
Today
From the airport’s board at 07:55 Chicago time
04:30UA 540 reached the gate4 min early
08:29AA 2143 due to leave, no estimate yet
3 h 59 between the gates, on these times
The last 10 days both flew
Between the gates: UA 540 reaching its gate to AA 2143 leaving its gate.
3 h 28shortest
3 h 58typical
7 h 50longest
0 of 10 days had 15 min or more less than the timetable.
UA 540 typically reached its gate 17 min early, AA 2143 left 3 min early.
Times each day
| Day | UA 540 at the gate | AA 2143 left the gate | Between |
|---|---|---|---|
| Wed 11 Nov | 04:10 24 min early | 07:56 10 min early | 3 h 46 |
| Tue 10 Nov | 04:33 1 min early | 08:01 5 min early | 3 h 28 |
| Mon 9 Nov | 04:38 4 min late | 12:28 4 h 22 late | 7 h 50 |
| Sun 8 Nov | 04:21 13 min early | 08:22 7 min early | 4 h 01 |
| Sat 7 Nov | 04:28 6 min early | 07:58 8 min early | 3 h 30 |
| Fri 6 Nov | 04:13 21 min early | 08:22 7 min early | 4 h 09 |
| Thu 5 Nov | 04:33 1 min early | 08:27 2 min early | 3 h 54 |
| Wed 4 Nov | 03:55 39 min early | 08:17 11 min late | 4 h 22 |
| Tue 3 Nov | 04:11 23 min early | 08:32 26 min late | 4 h 21 |
| Mon 2 Nov | 04:13 21 min early | 08:06 on time | 3 h 53 |
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.