DL 3155 then DL 830 at Atlanta
Gulfport → Atlanta → Salt Lake City
Timetable, Atlanta time
08:51DL 3155 from Gulfport at the gate
08:05DL 830 to Salt Lake City leaves the gate
23 h 14 apart on the timetable, overnight
DL 830 leaves 23 h 14 after DL 3155 arrives on the timetable: more than half a day, so not a connection we count.