KJ 248 then DL 423 at Atlanta
Chicago O'Hare → Atlanta → Salt Lake City
Timetable, Atlanta time
19:54KJ 248 from Chicago O'Hare at the gate
13:55DL 423 to Salt Lake City leaves the gate
18 h 01 apart on the timetable, overnight
DL 423 leaves 18 h 01 after KJ 248 arrives on the timetable: more than half a day, so not a connection we count.