CX 80 then UA 3434 at O'Hare
Anchorage → Chicago → Knoxville
Timetable, Chicago time
19:15CX 80 from Anchorage at the gate
14:07UA 3434 to Knoxville leaves the gate
18 h 52 apart on the timetable, overnight
UA 3434 leaves 18 h 52 after CX 80 arrives on the timetable: more than half a day, so not a connection we count.