UA 3922 then AA 4524 at O'Hare
Savannah → Chicago → Memphis
Timetable, Chicago time
02:36UA 3922 from Savannah at the gate
11:50AA 4524 to Memphis leaves the gate
9 h 14 apart on the timetable
Today
From the airport’s board at 23:29 Chicago time
02:36UA 3922 is cancelled
11:50AA 4524 is cancelled
The last days
UA 3922 and AA 4524 weren’t both flown 15 min to 12 h apart in the last 21 days.
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.