UA 540 then UA 4166 at O'Hare
San Diego → Chicago → Madison
Timetable, Chicago time
04:34UA 540 from San Diego at the gate
10:55UA 4166 to Madison leaves the gate
6 h 21 apart on the timetable
Today
From the airport’s board at 08:03 Chicago time
04:34UA 540 is cancelled
10:55UA 4166 due to leave, no estimate yet
The last 10 days both flew
Between the gates: UA 540 reaching its gate to UA 4166 leaving its gate.
6 h 05shortest
6 h 23typical
7 h 21longest
0 of 10 days had 15 min or more less than the timetable.
UA 540 typically reached its gate 13 min early, UA 4166 left 6 min early.
Times each day
| Day | UA 540 at the gate | UA 4166 left the gate | Between |
|---|---|---|---|
| Fri 13 Nov | 04:20 14 min early | 10:34 8 min early | 6 h 14 |
| Thu 12 Nov | 04:30 4 min early | 10:35 7 min early | 6 h 05 |
| Wed 11 Nov | 04:10 24 min early | 10:32 10 min early | 6 h 22 |
| Mon 9 Nov | 04:38 4 min late | 10:43 1 min late | 6 h 05 |
| Sun 8 Nov | 04:21 13 min early | 10:39 6 min early | 6 h 18 |
| Sat 7 Nov | 04:28 6 min early | 10:52 3 min early | 6 h 24 |
| Fri 6 Nov | 04:13 21 min early | 10:36 6 min early | 6 h 23 |
| Thu 5 Nov | 04:33 1 min early | 11:54 1 h 12 late | 7 h 21 |
| Wed 4 Nov | 03:55 39 min early | 10:35 7 min early | 6 h 40 |
| Mon 2 Nov | 04:13 21 min early | 10:39 3 min early | 6 h 26 |
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.