UA 2278 then UA 4521 at O'Hare
San Francisco → Chicago → Greenville-Spartanburg
Timetable, Chicago time
05:04UA 2278 from San Francisco at the gate
06:50UA 4521 to Greenville-Spartanburg leaves the gate
1 h 46 apart on the timetable
The last 8 days both flew
Between the gates: UA 2278 reaching its gate to UA 4521 leaving its gate.
1 h 08shortest
1 h 44typical
3 h 37longest
1 of 8 days had 15 min or more less than the timetable.
UA 2278 typically reached its gate 11 min early, UA 4521 left 8 min early.
Times each day
| Day | UA 2278 at the gate | UA 4521 left the gate | Between |
|---|---|---|---|
| Sun 1 Nov | 04:44 20 min early | 08:21 52 min late | 3 h 37 |
| Sat 31 Oct | 04:55 9 min early | 06:40 10 min early | 1 h 45 |
| Fri 30 Oct | 04:56 8 min early | 06:24 5 min early | 1 h 28 |
| Thu 29 Oct | 04:37 25 min early | 06:24 5 min early | 1 h 47 |
| Wed 28 Oct | 04:36 28 min early | 06:20 9 min early | 1 h 44 |
| Tue 27 Oct | 04:56 8 min early | 06:40 10 min early | 1 h 44 |
| Mon 26 Oct | 04:50 14 min early | 06:19 10 min early | 1 h 29 |
| Sun 25 Oct | 05:13 12 min late | 06:21 8 min early | 1 h 08 |
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.