UA 2004 then K4 221 at O'Hare
San Jose (California) → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
20:32UA 2004 from San Jose (California) at the gate
10:35K4 221 to Cincinnati Northern Kentucky leaves the gate
14 h 03 apart on the timetable, overnight
K4 221 leaves 14 h 03 after UA 2004 arrives on the timetable: more than half a day, so not a connection we count.