AA 6339 then UA 6060 at O'Hare
Kansas City → Chicago → Lancaster
Timetable, Chicago time
20:09AA 6339 from Kansas City at the gate
16:55UA 6060 to Lancaster leaves the gate
20 h 46 apart on the timetable, overnight
UA 6060 leaves 20 h 46 after AA 6339 arrives on the timetable: more than half a day, so not a connection we count.