AZ 4476 then OZ 6315 at San Francisco
Phoenix → San Francisco → Washington
Timetable, San Francisco time
09:12AZ 4476 from Phoenix at the gate
21:28OZ 6315 to Washington leaves the gate
12 h 16 apart on the timetable
OZ 6315 leaves 12 h 16 after AZ 4476 arrives on the timetable: more than half a day, so not a connection we count.