UA 2056 then AA 3176 at LAX
Tampa → Los Angeles → San Francisco
Timetable, Los Angeles time
20:15UA 2056 from Tampa at the gate
12:37AA 3176 to San Francisco leaves the gate
16 h 22 apart on the timetable, overnight
AA 3176 leaves 16 h 22 after UA 2056 arrives on the timetable: more than half a day, so not a connection we count.