UA 1970 then JL 7546 at San Francisco
Cleveland → San Francisco → Miami
Timetable, San Francisco time
21:45UA 1970 from Cleveland at the gatealso VA 8489, NZ 9046, OZ 9526
12:04JL 7546 to Miami leaves the gate
14 h 19 apart on the timetable, overnight
JL 7546 leaves 14 h 19 after UA 1970 arrives on the timetable: more than half a day, so not a connection we count.