DL 580 then F9 1439 at Salt Lake City
Raleigh-Durham → Salt Lake City → Phoenix Sky Harbor
Timetable, Salt Lake City time
09:57DL 580 from Raleigh-Durham at the gate
22:28F9 1439 to Phoenix Sky Harbor leaves the gate
12 h 31 apart on the timetable
F9 1439 leaves 12 h 31 after DL 580 arrives on the timetable: more than half a day, so not a connection we count.