UA 2017 then K4 221 at O'Hare
Palm Springs → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
13:15UA 2017 from Palm Springs at the gate
10:35K4 221 to Cincinnati Northern Kentucky leaves the gate
21 h 20 apart on the timetable, overnight
K4 221 leaves 21 h 20 after UA 2017 arrives on the timetable: more than half a day, so not a connection we count.