UA 540 then AA 1253 at O'Hare
San Diego → Chicago → San Francisco
Timetable, Chicago time
04:34UA 540 from San Diego at the gate
06:45AA 1253 to San Francisco leaves the gate
2 h 11 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
06:45AA 1253 due to leave, no estimate yet
2 h 11 between the gates, on these times
The last 10 days both flew
Between the gates: UA 540 reaching its gate to AA 1253 leaving its gate.
2 h 01shortest
2 h 36typical
3 h 43longest
0 of 10 days had 15 min or more less than the timetable.
UA 540 typically reached its gate 21 min early, AA 1253 left 4 min early.
Times each day
| Day | UA 540 at the gate | AA 1253 left the gate | Between |
|---|---|---|---|
| Wed 11 Nov | 04:10 24 min early | 06:37 8 min early | 2 h 27 |
| Tue 10 Nov | 04:33 1 min early | 06:34 11 min early | 2 h 01 |
| Mon 9 Nov | 04:38 4 min late | 07:18 33 min late | 2 h 40 |
| Sun 8 Nov | 04:21 13 min early | 06:40 5 min early | 2 h 19 |
| Fri 6 Nov | 04:13 21 min early | 06:45 on time | 2 h 32 |
| Thu 5 Nov | 04:33 1 min early | 06:39 6 min early | 2 h 06 |
| Wed 4 Nov | 03:55 39 min early | 06:38 7 min early | 2 h 43 |
| Tue 3 Nov | 04:11 23 min early | 07:02 17 min late | 2 h 51 |
| Mon 2 Nov | 04:13 21 min early | 07:24 39 min late | 3 h 11 |
| Sun 1 Nov | 03:59 35 min early | 07:42 3 min early | 3 h 43 |
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.