DL 1088 then UA 581 at San Francisco
Salt Lake City → San Francisco → Cleveland
Timetable, San Francisco time
16:14DL 1088 from Salt Lake City at the gatealso VS 4534, KL 6745
12:45UA 581 to Cleveland leaves the gate
20 h 31 apart on the timetable, overnight
UA 581 leaves 20 h 31 after DL 1088 arrives on the timetable: more than half a day, so not a connection we count.