UA 540 then AA 821 at O'Hare
San Diego → Chicago → San Francisco
Timetable, Chicago time
04:34UA 540 from San Diego at the gate
15:15AA 821 to San Francisco leaves the gate
10 h 41 apart on the timetable
Today
From the airport’s board at 01:49 Chicago time
04:34UA 540 due at the gate, no estimate yet
15:15AA 821 due to leave, no estimate yet
10 h 41 between the gates, on these times
The last 10 days both flew
Between the gates: UA 540 reaching its gate to AA 821 leaving its gate.
10 h 30shortest
11 htypical
13 h 38longest
0 of 10 days had 15 min or more less than the timetable.
UA 540 typically reached its gate 17 min early, AA 821 left 2 min early.
Times each day
| Day | UA 540 at the gate | AA 821 left the gate | Between |
|---|---|---|---|
| Wed 11 Nov | 04:10 24 min early | 15:02 8 min early | 10 h 52 |
| Tue 10 Nov | 04:33 1 min early | 18:11 3 h 01 late | 13 h 38 |
| Mon 9 Nov | 04:38 4 min late | 15:08 2 min early | 10 h 30 |
| Sun 8 Nov | 04:21 13 min early | 15:03 7 min early | 10 h 42 |
| Sat 7 Nov | 04:28 6 min early | 15:07 3 min early | 10 h 39 |
| Fri 6 Nov | 04:13 21 min early | 16:39 1 h 24 late | 12 h 26 |
| Thu 5 Nov | 04:33 1 min early | 15:05 5 min early | 10 h 32 |
| Wed 4 Nov | 03:55 39 min early | 15:03 7 min early | 11 h 08 |
| Tue 3 Nov | 04:11 23 min early | 16:20 1 h 10 late | 12 h 09 |
| Mon 2 Nov | 04:13 21 min early | 15:36 26 min late | 11 h 23 |
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.