UA 3922 then AA 1211 at O'Hare
Savannah → Chicago → Seattle (SEA)
Timetable, Chicago time
02:36UA 3922 from Savannah at the gate
17:25AA 1211 to Seattle (SEA) leaves the gate
14 h 49 apart on the timetable
AA 1211 leaves 14 h 49 after UA 3922 arrives on the timetable: more than half a day, so not a connection we count.