UA 3501 then AA 1916 at O'Hare
Kansas City → Chicago → San Antonio
Timetable, Chicago time
17:05UA 3501 from Kansas City at the gate
10:30AA 1916 to San Antonio leaves the gate
17 h 25 apart on the timetable, overnight
AA 1916 leaves 17 h 25 after UA 3501 arrives on the timetable: more than half a day, so not a connection we count.