AA 2636 then K4 221 at O'Hare
San Jose del Cabo → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
19:15AA 2636 from San Jose del Cabo at the gate
16:20K4 221 to Cincinnati Northern Kentucky leaves the gate
21 h 05 apart on the timetable, overnight
K4 221 leaves 21 h 05 after AA 2636 arrives on the timetable: more than half a day, so not a connection we count.