LY 4227 then UA 1971 at San Francisco
Boston → San Francisco → Chicago O'Hare
Timetable, San Francisco time
13:51LY 4227 from Boston at the gate
22:45UA 1971 to Chicago O'Hare leaves the gatealso AC 4200
8 h 54 apart on the timetable
The last 6 days both flew
Between the gates: LY 4227 reaching its gate to UA 1971 leaving its gate.
8 h 47shortest
9 h 15typical
9 h 55longest
1 of 6 days had 15 min or more less than the timetable.
LY 4227 typically reached its gate 14 min early, UA 1971 left 1 min late.
Times each day
| Day | LY 4227 at the gate | UA 1971 left the gate | Between |
|---|---|---|---|
| Thu 12 Nov | 13:17 34 min early | 23:12 27 min late | 9 h 55 |
| Tue 10 Nov | 13:47 4 min early | 22:43 2 min early | 8 h 56 |
| Sun 8 Nov | 14:18 35 min late | 23:05 20 min late | 8 h 47 |
| Thu 5 Nov | 13:23 20 min early | 22:42 3 min early | 9 h 19 |
| Mon 2 Nov | 13:21 22 min early | 22:46 1 min late | 9 h 25 |
| Sun 1 Nov | 13:35 8 min early | 22:46 1 min late | 9 h 11 |
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.