UA 1482 then OZ 6315 at San Francisco
Cincinnati → San Francisco → Washington
Timetable, San Francisco time
09:15UA 1482 from Cincinnati at the gatealso NZ 2852
21:28OZ 6315 to Washington leaves the gate
12 h 13 apart on the timetable
OZ 6315 leaves 12 h 13 after UA 1482 arrives on the timetable: more than half a day, so not a connection we count.