DL 4308 then DL 3882 at Salt Lake City
St George → Salt Lake City → Oklahoma City
Timetable, Salt Lake City time
12:38DL 4308 from St George at the gate
09:30DL 3882 to Oklahoma City leaves the gate
20 h 52 apart on the timetable, overnight
DL 3882 leaves 20 h 52 after DL 4308 arrives on the timetable: more than half a day, so not a connection we count.