AA 2636 then UA 4772 at O'Hare
San Jose del Cabo → Chicago → Columbia Regional
Timetable, Chicago time
19:15AA 2636 from San Jose del Cabo at the gate
12:45UA 4772 to Columbia Regional leaves the gate
17 h 30 apart on the timetable, overnight
UA 4772 leaves 17 h 30 after AA 2636 arrives on the timetable: more than half a day, so not a connection we count.