IB 341 then K4 221 at O'Hare
Madrid → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
14:55IB 341 from Madrid at the gate
10:35K4 221 to Cincinnati Northern Kentucky leaves the gate
19 h 40 apart on the timetable, overnight
K4 221 leaves 19 h 40 after IB 341 arrives on the timetable: more than half a day, so not a connection we count.