AA 821 then UA 552 at San Francisco
Chicago O'Hare → San Francisco → Ontario
Timetable, San Francisco time
18:14AA 821 from Chicago O'Hare at the gatealso QF 4642
21:20UA 552 to Ontario leaves the gatealso CM 1456
3 h 06 apart on the timetable
Today
From the airport’s board at 13:15 San Francisco time
17:49AA 821 expected at the gate25 min early
21:20UA 552 due to leave, no estimate yet
3 h 31 between the gates, on these times
The last 10 days both flew
Between the gates: AA 821 reaching its gate to UA 552 leaving its gate.
1 h 52shortest
3 h 26typical
4 h 35longest
2 of 10 days had 15 min or more less than the timetable.
AA 821 typically reached its gate 26 min early, UA 552 left 1 min early.
Times each day
| Day | AA 821 at the gate | UA 552 left the gate | Between |
|---|---|---|---|
| Sun 8 Nov | 17:34 40 min early | 21:43 23 min late | 4 h 09 |
| Fri 6 Nov | 19:18 59 min late | 21:10 10 min early | 1 h 52 |
| Thu 5 Nov | 17:46 28 min early | 21:12 8 min early | 3 h 26 |
| Mon 2 Nov | 18:23 9 min late | 21:25 5 min late | 3 h 02 |
| Sun 1 Nov | 17:46 28 min early | 22:21 1 h 01 late | 4 h 35 |
| Fri 30 Oct | 17:51 24 min early | 21:16 4 min early | 3 h 25 |
| Thu 29 Oct | 18:47 32 min late | 21:18 2 min early | 2 h 31 |
| Mon 26 Oct | 18:17 2 min late | 21:24 4 min late | 3 h 07 |
| Sun 25 Oct | 17:42 38 min early | 21:16 4 min early | 3 h 34 |
| Sat 24 Oct | 17:42 38 min early | 21:24 1 min early | 3 h 42 |
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.
Later flights to Ontario
No later flight to Ontario on the timetable.