UA 540 then UA 4521 at O'Hare
San Diego → Chicago → Greenville-Spartanburg
Timetable, Chicago time
04:34UA 540 from San Diego at the gate
06:50UA 4521 to Greenville-Spartanburg leaves the gate
2 h 16 apart on the timetable
Today
From the airport’s board at 07:33 Chicago time
04:28UA 540 reached the gate6 min early
06:44UA 4521 left the gate6 min early
2 h 16 between the gates
The last 10 days both flew
Between the gates: UA 540 reaching its gate to UA 4521 leaving its gate.
1 h 50shortest
2 h 21typical
4 h 27longest
0 of 10 days had 15 min or more less than the timetable.
UA 540 typically reached its gate 24 min early, UA 4521 left 5 min early.
Times each day
| Day | UA 540 at the gate | UA 4521 left the gate | Between |
|---|---|---|---|
| Fri 6 Nov | 04:13 21 min early | 06:26 3 min early | 2 h 13 |
| Thu 5 Nov | 04:33 1 min early | 06:23 6 min early | 1 h 50 |
| Wed 4 Nov | 03:55 39 min early | 06:19 10 min early | 2 h 24 |
| Tue 3 Nov | 04:11 23 min early | 08:38 1 h 48 late | 4 h 27 |
| Mon 2 Nov | 04:13 21 min early | 06:28 1 min early | 2 h 15 |
| Sun 1 Nov | 03:59 35 min early | 08:21 52 min late | 4 h 22 |
| Sat 31 Oct | 04:09 25 min early | 06:40 10 min early | 2 h 31 |
| Fri 30 Oct | 03:58 36 min early | 06:24 5 min early | 2 h 26 |
| Thu 29 Oct | 04:06 28 min early | 06:24 5 min early | 2 h 18 |
| Wed 28 Oct | 04:13 21 min early | 06:20 9 min early | 2 h 07 |
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.